The National Development and Reform Commission of the People's Republic of China announced Announcement No. 13

In order to accelerate the adjustment of the industrial structure, promote the sustainable and healthy development of the lead and zinc industry, strengthen environmental protection, comprehensive utilization of resources, further increase the entry threshold, regulate the investment behavior of the lead and zinc industry, and stop blind investment and low-level redundant construction, in accordance with relevant national laws Regarding regulations and industrial policies, our committee and relevant departments have formulated the "Access Conditions for Lead and Zinc Industry", which is hereby announced.

All relevant departments shall take industry access conditions as the basis for investment approval, record management, land supply, industrial and commercial registration, environmental impact assessment, and credit financing for lead-zinc mines, smelting, and recycling construction projects.

"Lead and Zinc Industry Access Conditions"

1. Enterprise layout and scale and external conditions requirements

Newly built, renovated, or expanded lead-zinc mines, smelting, and recycling projects must comply with national industrial policies and planning requirements, and comply with the requirements of the overall land use plan, land supply policy and land use standards. The environmental impact assessment and the "three simultaneous" acceptance system must be strictly implemented in accordance with the law.

In accordance with the requirements of ecological function zoning, all localities shall study the optimized development and key development areas to determine the total lead-zinc smelting production scale in different areas, and rationally select the sites of lead-zinc smelting enterprises. In areas requiring special protection, such as nature reserves, ecological function reserves, scenic spots, and drinking water source protection areas, as determined by national laws, regulations, administrative regulations and plans or approved by the people’s government at or above the county level, large and medium cities and their suburbs, No new lead-zinc smelting projects or expansion of lead-zinc smelting projects other than environmental protection renovations are allowed within 1 kilometer of enterprises that require high environmental conditions such as residential areas, recuperation centers, hospitals, and food and medicines. The site selection of recycled lead-zinc enterprises should also be carried out in accordance with the requirements of the site selection principles for incineration plants in the "Hazardous Waste Incineration Pollution Control Standard" (GB18484-2001).

For new lead and zinc smelting projects, the single-series lead smelting capacity must reach 50,000 tons/year (excluding 50,000 tons); the single-series zinc smelting scale must reach 100,000 tons/year and above, and lead-zinc concentrates and transportation should be implemented. With external production conditions such as transportation, the proportion of raw materials owned by enterprises in the newly-built lead-zinc smelting project will reach more than 30%. Allow the existing production capacity of enterprises that comply with relevant policies and regulations to be upgraded to eliminate outdated processes and be converted into a single-series lead smelting capacity of more than 50,000 tons/year (excluding 50,000 tons), and a single-series zinc smelting capacity of 100,000 tons/year And above.

The production access scale of existing recycled lead enterprises should be greater than 10,000 tons/year; the scale of renovation and expansion of recycled lead projects must be more than 20,000 tons/year; the scale of new recycled lead projects must be greater than 50,000 tons/year. Encourage large and medium-sized superior lead smelting companies to merge small secondary lead plants and lead smelting furnaces for combined treatment or incidental recycling of secondary lead.

Mining lead-zinc mineral resources shall comply with the "Mineral Resources Law" and relevant management regulations, and apply for mining licenses in accordance with the law. Mining rights holders shall conduct mining in strict accordance with the approved development and utilization plan. Unlicensed exploration and mining, indiscriminate mining, and destruction and waste of resources are strictly prohibited. The land and resources management department must strictly regulate the lead-zinc mine prospecting and mining approval system. In accordance with laws, regulations and relevant regulations, the method of granting prospecting rights and mining rights and the approval authority are strictly prohibited, and it is strictly forbidden to examine and approve ultra vires, and it is strictly forbidden to transfer the whole deposit.

The minimum production and construction scale of new lead-zinc mines should not be less than 30,000 tons/year (100 tons/day) of single mines, and the service life must be more than 15 years. The production and construction scale of single mines of medium-sized mines should be greater than 300,000 tons/year ( 1000 tons/day). The mineral processing enterprise that adopts the flotation process must handle more than 1,000 tons/day.

Mine investment projects must be handled in accordance with the requirements of the government-approved investment project catalog published in the Decision of the State Council on Investment System Reform. Mine development projects with a total investment of 500 million yuan or more are subject to the approval of the investment authority of the State Council, and other mine development projects are subject to the provincial government. Approved by the competent investment authority of the government. The capital ratio of lead-zinc mines, smelting, and recycling projects must reach 35% or more.

2. Process and equipment

In the new lead smelting project, the crude lead smelting must adopt advanced oxygen-enriched bottom blowing enhanced smelting or oxygen-enriched top blowing enhanced smelting with independent intellectual property rights, such as advanced smelting with high production efficiency, low energy consumption, environmental protection standards, and good comprehensive utilization of resources. Lead process and double-rotation double-suction or other double-adsorption acid production systems. For newly-built zinc smelting projects, the roasting of zinc sulfide concentrates must adopt a fluidized roasting process with high sulfur utilization and tail gas up to standard; a single fluidized roaster must have a hearth area of ​​109 square meters or more, and must be equipped with a double-rotation, double-suction and other acid-making system .

There must be energy-saving facilities such as comprehensive utilization of resources and waste heat recovery. It is strictly forbidden to use hot concentrated pickling process in the sulphuric acid plant from flue gas. Smelting tail gas waste heat recovery, dust collection or tail gas low sulfur dioxide concentration treatment processes and equipment must meet the requirements of the national "Energy Conservation Law", "Clean Production Promotion Law", "Environmental Protection Law" and other laws and regulations. The use of pyrometallurgical processes for smelting must be carried out under closed conditions to prevent harmful gases and dust from escaping and achieve organized emissions; exhaust gas purification systems, alarm systems and emergency treatment devices must be installed. The use of hydrometallurgical processes for smelting requires exhaust gas dehumidification and purification equipment.

Develop a circular economy, support the recycling and utilization of lead and zinc renewable resources, improve the technology and environmental protection level of lead recycling companies, and take the road of large-scale and environmentally friendly development. For new and existing regenerated lead-zinc projects, the recovery and treatment of waste miscellaneous lead-zinc must use advanced technology and equipment. Recycling lead companies must recycle the entire waste lead-acid battery, store it in accordance with the relevant requirements in the "Hazardous Waste Storage Pollution Control Standard" (GB18597-2001), and use mechanized crushing and sorting to separate plastic, lead plates, lead-containing materials, The waste acid is recovered and treated separately. If hydraulic separation is used in the crushing process, the water must be used in a closed circuit without leakage.

The sorted lead paste must be pretreated for desulfurization (or sent to a lead sulfide concentrate smelter for combined treatment), and the mother liquor for desulfurization must be processed and by-products recovered. Do not directly smelt waste lead-acid batteries with a shell. Smelting and refining must use internationally advanced short kiln equipment or equivalent equipment, and mechanized operations must be used for feeding, discharging, and refining ingots during the smelting process. It is forbidden to crush waste lead-acid batteries manually or in the open air. It is forbidden to use reverberatory furnaces that directly burn coal to construct regenerated lead and regenerated zinc projects.

Strengthen the recovery management of recycled zinc resources, concentrate on processing the recovered galvanized iron sheet and other galvanized steel, and effectively recover the secondary metals such as zinc, lead, and antimony. Encourage the research and development and construction of factories aimed at recycling secondary metals in dry batteries. The production scale of the factory is not limited for the time being.

Newly built large and medium-sized lead-zinc mines should adopt advanced mining methods suitable for the mining technical conditions of the deposit, try to use large-scale equipment, and appropriately improve the level of automation. The flotation process must be used for beneficiation.

In accordance with the "Industrial Structure Adjustment Guidance Catalogue (2005 Edition)" and other industrial policies and regulations, immediately eliminate backward lead smelting processes and equipment such as earth sintering discs, simple blast furnaces, sintering pots, and sintering discs, as well as the use of crucible furnaces to smelt recycled lead. The process of smelting zinc or zinc oxide by backward methods such as using earthen muffle furnaces, manger furnaces, horizontal tanks, small vertical tanks, etc. for reduction smelting and then recovering zinc with simple condensing facilities. It is forbidden to build a new sintering machine-blast furnace lead smelting enterprise, and eliminate the lead smelting process of the sintering machine that has been equipped with a sulphuric acid system after transformation, but the tail gas and lead dust pollution still does not meet the environmental standards.

3. Energy consumption

The comprehensive energy consumption of new lead smelting is lower than 600 kg standard coal/ton; the comprehensive energy consumption of crude lead smelting is lower than 450 kg standard coal/ton, the coking consumption of crude lead smelting is lower than 350 kg/ton, and the electric lead DC power consumption is reduced to 120 kilowatts Hour/ton. The comprehensive energy consumption of the newly-built zinc smelting electric zinc process is lower than 1700 kg standard coal/ton, the DC power consumption of zinc electrolysis produced by electric zinc production is lower than 2900 kWh/ton, the current efficiency of zinc electrolysis is higher than 88%; the standard coal consumption of distilled zinc is lower than 1600 kg /Ton.

Existing lead smelting enterprises: comprehensive energy consumption is lower than 650 kg standard coal/ton; crude lead smelting comprehensive energy consumption is lower than 460 kg standard coal/ton, crude lead smelting coking consumption is lower than 360 kg/ton, electric lead DC power consumption is reduced To 121 kWh/ton, the current efficiency of lead electrolysis is greater than 95%. Existing zinc smelting enterprises: the comprehensive energy consumption of the zinc rectification process is lower than 2200 kg standard coal/ton, the comprehensive energy consumption of the electro-zinc process is lower than 1850 kg standard coal/ton, the standard coal consumption of the zinc distillation process is lower than 1650 kg/ton, electricity The zinc DC power consumption is reduced to below 3100 kWh/ton, and the electrolysis current efficiency is greater than 87%. Existing smelting enterprises must save energy and reduce consumption through technological transformation, and reach the energy consumption level of newly-built enterprises by the end of the "Eleventh Five-Year Plan".

New and existing recycled lead-zinc projects must have energy-saving measures and adopt advanced technology and equipment to ensure compliance with national energy consumption standards. The energy consumption of secondary lead smelting should be less than 130 kg of standard coal/ton of lead, and the power consumption should be less than 100 kWh/ton of lead.

The comprehensive energy consumption of lead-zinc pit mining is lower than 7.1 kg of standard coal/ton of mine, and the comprehensive energy consumption of lead-zinc mine in open pit mining is lower than 1.3 kg of standard coal/ton of mine. The comprehensive energy consumption of lead-zinc beneficiation is lower than 14 kilograms of standard coal per ton of ore. The electricity consumption of ore is less than 45 kWh/ton.

4. Comprehensive utilization of resources

Newly built lead smelting project: the total recovery rate reaches 96.5%, the crude lead smelting recovery rate is greater than 97%, the lead refining recovery rate is greater than 99%; the total sulfur utilization rate is greater than 95%, and the sulfur capture rate is greater than 99%; the water recycling rate reaches 95 %the above. Newly built zinc smelting project: the total recovery rate of smelting reaches 95%; the recovery rate of distilled zinc smelting reaches 98%, the recovery rate of electro-zinc (wet method) reaches 95%; the total sulfur utilization rate is greater than 96%, and the sulfur capture rate is greater than 99%; The recycling rate of water reaches more than 95%.

All lead-zinc smelting investment projects must design the construction content of comprehensive utilization of valuable metals. The coverage rate of recovery of valuable associated metals has reached 95%.

There are lead-zinc smelting companies: the total recovery rate of lead smelting is more than 95%, the recovery rate of crude lead smelting is more than 96%; the total sulfur utilization rate is more than 94%, the sulfur capture rate is more than 96%, and the water recycling rate is more than 90%. The total recovery rate of zinc smelting and distilled zinc reached 96%, the total recovery rate of rectified zinc reached 94%, and the total recovery rate of electro-zinc reached more than 93%; the utilization rate of sulfur reached more than 96% (the ISP method reached 94%), and the total recovery rate of sulfur The capture rate is over 99%; the water recycling rate is over 90%. Existing lead and zinc smelting enterprises have reduced resource consumption through technological transformation and reached the standards for new enterprises at the end of the "Eleventh Five-Year Plan" period.

The total lead recovery rate of newly-built secondary lead enterprises is greater than 97%, the total lead recovery rate of existing secondary lead enterprises is greater than 95%, the lead content in smelting slag is less than 2%, and the waste water recycling rate is greater than 90%.

The loss rate of lead-zinc mining in pit mining (underground mine) is not more than 10%, open mining (open-pit mine) is not more than 5%, mining dilution rate is not more than 10% in pit mining (underground mine), and open-pit mining (open-pit mine) is not more than 10%. 4.5%. The actual recovery rate of lead metal from sulfide ore beneficiation reached 87%, the actual recovery rate of zinc metal from beneficiation reached more than 90%, and the recovery rate of lead and zinc metal from mixed (refractory) ore was above 85%, and the average electricity consumption per ton of ore was lower than 35 kWh, water consumption is less than 4 tons per ton of mine, and the recycling rate of wastewater is greater than 75%. It is forbidden to construct lead-zinc mines and concentrators with low resource utilization. When examining and approving applications for mining rights, the land and resources management department shall strictly review the development and utilization plan of mineral resources, and the actual mining loss rate, dilution rate and beneficiation recovery rate of lead-zinc mines shall not be lower than the approved design standards.

5. Environmental protection

The discharge of pollutants from lead-zinc smelting and mining and dressing must comply with the national "Industrial Furnace Air Pollutant Emission Standard" (GB9078-1996), "Comprehensive Emission Standard of Air Pollutants" (GB16297-1996), "Comprehensive Wastewater Discharge Standard" ( GB8978-1996), solid waste pollution prevention and control laws and regulations, relevant requirements for hazardous waste treatment and disposal, and relevant local standards. Prevent lead smelting sulfur dioxide and lead-containing dust pollution and zinc smelting hot acid leaching zinc slag harmful heavy metal ions such as mercury, cadmium, arsenic and other pollution caused by random stacking. Ensure that sulfur dioxide and dust meet the emission standards. It is strictly forbidden to discharge harmful substances such as heavy metal ions, benzene and phenol in the wastewater from lead-zinc smelters in excess of the standard. The new standards will be implemented after the release of the "Emission Standards for Pollutants from Non-Ferrous Metal Industry-Lead and Zinc Industry".

All dust-generating parts of the lead-zinc smelting project, such as raw material processing, intermediate material crushing, smelting, loading and unloading, must be equipped with dust removal and recycling treatment devices for processing, and automatic equipment that has passed the applicability test of environmental monitoring equipment designated by the State Environmental Protection Administration should be installed. The monitoring system performs monitoring.

For new and existing regenerated lead-zinc projects, the recycling and treatment of waste miscellaneous lead-zinc must adopt advanced technology and equipment to ensure compliance with national environmental protection standards and relevant local standards. It is strictly forbidden to directly discharge the waste acid from broken batteries without treatment. Environment. Discharged waste water should comply with the "Integrated Wastewater Discharge Standard" (GB8978-1996); the waste gas generated in the smelting and refining process must be discharged in an organized manner and sent to the dust removal system; the waste gas discharge should comply with the "Hazardous Waste Incineration Pollution Control Standard" (GB18484-2001) .

The waste slag from the smelting process, the sludge produced by the wastewater treatment system, the lead-containing fume (ash) purified and recovered by the dust removal system, the waste adsorption material in the dust control system, the coal-fired slag, etc. must be harmlessly treated; the lead content is relatively high High water treatment sludge and lead fume (ash) must be returned to the smelting furnace for smelting; the operating environment must meet the "Design Sanitary Standards for Industrial Enterprises" (GBZ1-2002) and "Occupational Exposure Limits for Hazardous Factors in the Workplace" (GBZ2-2002) Requirements; all employees must undergo regular physical examinations and keep records. The enterprise must have a complete emergency response plan for sudden environmental accidents and corresponding emergency facilities and equipment; the enterprise should be equipped with complete wastewater and exhaust gas purification facilities, and install automatic monitoring equipment. Recycled lead production enterprises, as well as enterprises engaged in the collection, utilization, and disposal of lead-containing hazardous waste, shall obtain a hazardous waste business license in accordance with the law.

According to the "Environmental Protection Law of the People's Republic of China" and other relevant laws and regulations, all new, renovated, and expanded projects must strictly implement the environmental impact assessment system, and discharge pollutants with a license (except for areas that have not yet implemented a pollutant discharge permit system) to meet the discharge standards. Existing lead and zinc mining, dressing, and smelting enterprises must implement mandatory clean production audits in accordance with the law. The environmental protection department supervises and inspects the implementation of environmental protection standards by existing lead and zinc smelting enterprises, regularly publishes a list of environmental protection standards-compliant production enterprises, and determines a deadline for treatment of enterprises that fail to meet the emission standards or exceed the total emissions. If the treatment fails, the local government The people's government decided to suspend production or shut down according to law.

It is strictly forbidden for mining enterprises to destroy and pollute the environment. It is necessary to conscientiously implement the procedures for the approval of environmental impact assessment documents and the "three simultaneous" acceptance procedures for environmental protection facilities. The land reclamation regulations must be strictly implemented and the land reclamation obligations must be fulfilled. In accordance with the "Guiding Opinions on Gradually Establishing Mine Environmental Governance and Ecological Restoration Responsibility Mechanisms" by the Ministry of Finance, the Ministry of Land and Resources, and the State Environmental Protection Administration, a deposit system for environmental governance and restoration shall be gradually established, specifically for mine environmental governance and ecological restoration. Mine investment projects