Language

BLOG

Company News

Industry News

Public Notice

Public Notice Regarding Qidong Qianshuo Electronics Co., Ltd.’s Implementation of the 2024 Clean Production Audit

Release time：

2024-06-12

In accordance with the “Notice of the Jiangsu Provincial Department of Ecology and Environment on the Publication of the First Batch of Key Enterprises Subject to Mandatory Cleaner Production Audits in 2024” (Su Huan Ban [2024] No. 66), Qidong Qianshuo Electronics Co., Ltd. will carry out a cleaner production audit in 2024. Pursuant to the “Measures for Cleaner Production Audits,” relevant information about the enterprise is hereby made public.

In accordance with the “Notice of the Jiangsu Provincial Department of Ecology and Environment on the Publication of the First Batch of Key Enterprises Subject to Mandatory Cleaner Production Audits in 2024” (Suhuanban [2024] No. 66), Qidong Qianshuo Electronics Co., Ltd. will carry out a cleaner production audit in 2024. Pursuant to the “Measures for Cleaner Production Audits,” relevant information about the enterprise is hereby made public.

(1) Company Name: Qidong Qianshuo Electronics Co., Ltd.

(2) Legal Representative: Wang Jianming

(3) Address of the enterprise: No. 688, Huashi South Road, Qidong Economic Development Zone, Jiangsu Province

(4) Names, quantities, and intended uses of toxic and hazardous raw materials:

Table 1: Consumption of Major Raw and Auxiliary Materials

Serial number	Material Name	Specifications/Ingredients	Quantity (t/a)	Maximum storage capacity (t)	Storage method	Storage location	Mode of transportation
1	Copper strip	Phosphor bronze, beryllium copper	1400	300	/	Warehouse	Automotive transportation
2	Stainless steel strip	304 (Carbon C: ≤0.03, Silicon Si: ≤1.0, Manganese Mn: ≤2.0, Chromium Cr: 18.0–20.0, Nickel Ni: 9.0–12.0, Sulfur S: ≤0.03, Phosphorus P: ≤0.045)	200	30	/	Warehouse	Automotive transportation
		301 (C: ≤0.15, Si: ≤1.0, Mn: ≤2.0, Cr: 16.0–18.0, Ni: 6.0–8.0, S: ≤0.03, P: ≤0.045)	400		/	Warehouse	Automotive transportation
3	Cutting fluid		2		Barrel-packed	Warehouse	Automotive transportation
4	Plastic pellets	LCP	1050	200	Bagged	Warehouse	Automotive transportation
5	Plastic pellets	Nylon	270	50	Bagged	Warehouse	Automotive transportation
6	Degreaser	20% chelating agent, 10% surfactant, 70% sodium hydroxide	20.388	3	Barrel-packed	Warehouse	Automotive transportation
7	50% sulfuric acid	50%	37.004	3	Barrel-packed	Warehouse	Automotive transportation
8	31% hydrochloric acid	31%	4.796	1	Barrel-packed	Warehouse	Automotive transportation
9	99% nickel sulfamate	99.00%	9.430	1.5	Barrel-packed	Warehouse	Automotive transportation
10	95% nickel chloride	95%	2.166	0.3	Bagged	Warehouse	Automotive transportation
11	Nickel additive	10% saccharin	6.324	0.6	Barrel-packed	Warehouse	Automotive transportation
12	95% boric acid	95%	3.251	0.6	Bagged	Warehouse	Automotive transportation
13	99.9% palladium tetraammine sulfate	100%	0.972	0.01	Bottled	Warehouse	Automotive transportation
14	99% nickel sulfate	99%	1.131	0.2	Bagged	Warehouse	Automotive transportation
15	Palladium-nickel tank‑cleaning agent	JSPD-80: Palladium 3–7 g/L, Nickel 1.5–3 g/L	1.44	0.2	Barrel-packed	Warehouse	Automotive transportation
16	Potassium gold cyanide 99%	99%	0.513	0.02	Bottled	Warehouse	Automotive transportation
17	Gold tank cleaning agent	2% cobalt sulfate, etc.	1.2	0.4	Barrel-packed	Warehouse	Automotive transportation
18	Gold additive	Cobalt brightener, organic additives	0.936	0.2	Bottled	Warehouse	Automotive transportation
19	99% tin alkyl sulfonate	99%	1.142	0.3	Barrel-packed	Warehouse	Automotive transportation
20	Tin additive	20% nonionic surfactant	0.540	0.1	Barrel-packed	Warehouse	Automotive transportation
21	99% alkyl sulfonic acid	99%	2.043	0.3	Barrel-packed	Warehouse	Automotive transportation
22	98% trisodium phosphate	98%	1.749	0.2	Bagged	Warehouse	Automotive transportation
23	99% potassium silver cyanide	99%	2.073	0.03	Bagged	Warehouse	Automotive transportation
24	Silver additive	Octylphenol polyoxyethylene ether, sodium bisulfite, polyvinyl alcohol, anhydrous sodium metasilicate, and others	0.211	0.05	Barrel-packed	Warehouse	Automotive transportation
25	Silver tank cleaning agent	Isonicotinic acid 2–10%, ammonium triaminophosphate 5–20%, potassium acetate 2–12%, etc.	0.100	0.1	Barrel-packed	Warehouse	Automotive transportation
26	90% potassium cyanide	90%	0.835	0.03	Bagged	Warehouse	Automotive transportation
27	98% copper sulfate	98%	0.241	0.2	Bagged	Warehouse	Automotive transportation
28	Copper additive	Potassium sodium tartrate, sodium citrate, disodium ethylenediaminetetraacetate, triethanolamine, and others	0.187	0.05	Barrel-packed	Warehouse	Automotive transportation
29	Silver-tin supplement	25–55 g/L silver methanesulfonate, 12–20 g/L tin methanesulfonate, 15–25 g/L carbin sulfonic acid, 13–63 g/L citric acid, 15–35 g/L pyrophosphate, and 0.5–10.5 mL/L phytic acid.	3.660	0.1	Barrel-packed	Warehouse	Automotive transportation
30	Indium tank cleaning agent		0.040	0.05	Barrel-packed	Warehouse	Automotive transportation
31	Indium additive		0.042	0.01	Barrel-packed	Warehouse	Automotive transportation
32	Nickel-tungsten tank‑cleaning agent		0.800	1	Barrel-packed	Warehouse	Automotive transportation
33	Nickel-tungsten additive		3.002	0.3	Barrel-packed	Warehouse	Automotive transportation
34	Dichlorodiamminepalladium	99.90%	0.603	0.01	Bottled	Warehouse	Automotive transportation
35	Sodium tungstate	99%	0.274	0.01	Bagged	Warehouse	Automotive transportation
36	Palladium additive		0.213	0.1	Barrel-packed	Warehouse	Automotive transportation
37	Palladium tank cleaning agent		0.050	0.05	Barrel-packed	Warehouse	Automotive transportation
38	Palladium concentrate	Ammonium palladium chloride, pyridine sulfonic acid, urea, etc.	1.500	0.3	Barrel-packed	Warehouse	Automotive transportation
39	Rhodium sulfate	99%	0.069	0.05	Bottled	Warehouse	Automotive transportation
40	Ruthenium sulfate	99%	0.006	0.005	Bottled	Warehouse	Automotive transportation
41	Rhodium-ruthenium additive		0.211	0.005	Bottled	Warehouse	Automotive transportation
42	Nickel ball	/	12	1	Boxed	Warehouse	Automotive transportation
43	Solder ball	/	1.2	0.5	Boxed	Warehouse	Automotive transportation
44	Copper ball	/	0.25	0.1	Boxed	Warehouse	Automotive transportation
45	Indium ball	/	0.18	0.1	Boxed	Warehouse	Automotive transportation
46	Water-based pore-sealing agent	Paraffinic hydrocarbon oil	3	0.5	Barrel-packed	Warehouse	Automotive transportation
47	Thinner	Refined aliphatic paraffinic hydrocarbons	0.5	0.1	Barrel-packed	Warehouse	Automotive transportation
48	UV glue	Contains organic clay, 2,3-epoxypropyltrimethoxysilane, vinyltrimethoxysilane, methanol, and others.	70kg	70kg	Tube packaging	Warehouse	Automotive transportation
49	Ink	35% polyester resin, 16% pigment, 20% cyclohexanone, 13% isophorone, 16% aromatic hydrocarbon solvent	40kg	40kg	Bottled	Warehouse	Automotive transportation
50	Lead-free solder paste	100 g per stick	15kg	15kg	Tube packaging	Warehouse	Automotive transportation
51	High-temperature solder wire	/	100kg	50kg	Bagged	Warehouse	Automotive transportation
52	Low-temperature solder wire	/	100kg	50kg	Bagged	Warehouse	Automotive transportation
53	Lubricating oil	WHITE EUBO CFD-925 (Shenzhen Youbao)	0.02	0.02	Barrel-packed	Warehouse	Automotive transportation
54	PCB board	/	20,000 units	10,000 units	Cardboard box	Warehouse	Automotive transportation

(5) Names, concentrations, and quantities of toxic and hazardous substances discharged:

Table 2: Total Pollutant Emissions for the Entire Plant Unit: t/a

Type	Pollutant Name	Total plant final emissions (t/a)
Wastewater	Wastewater volume entering the electroplating center’s wastewater treatment plant	75649.534
	Cash on Delivery	3.338
	SS	2.077
	Ammonia nitrogen	0.354
	Total nitrogen	0.805
	Total phosphorus	0.030
	CN-	0.004
	Total nickel	0.004
	Total copper	0.007
	Total tin	0.113
	Total silver	0.263
	LAS	0.0100
	Salt content	78.575
	Petroleum products	0.019
	Gold	0.145
	Palladium	0.009
	Tungsten	0.009
	Rhodium	0.005
	Ruthenium	0.003
	Wastewater inflow to Qidong Municipal Wastewater Treatment Plant	163939.200
	Cash on Delivery	35.689
	SS	2.325
	Ammonia nitrogen	1.320
	TN	2.169
	TP	0.086
Exhaust gas	Sulfuric acid mist	0.537
	Hydrogen chloride	0.097
	Hydrogen cyanide	0.003
	Non-methane total hydrocarbons	0.076
	VOCs	0.076
Solid waste	Hazardous solid waste	0
	General solid waste	0

(6) Generation and disposal of hazardous waste:

Table 3: Summary of Solid Waste Analysis Results During the Operational Period

Serial number	Name of Hazardous Waste	Hazardous Waste Category	Hazardous waste Code	Generation amount (t/a)	Production Process and Equipment	Form	Main ingredients	Harmful ingredients	Hazardous properties	Pollution Prevention and Control Measures
1	Waste cutting fluid	HW09	900-006-09	10	Stamping	Liquid	Cutting fluid	Organic matter	T	Classified waste shall be entrusted to a qualified entity for treatment at the hazardous waste storage facility.
2	Nickel-containing waste filter cartridges	HW49	900-041-49	2.736	Tank liquid filtration	Solid	Nickel sulfamate, nickel chloride, filter cartridge	Nickel	T,In
3	Nickel-containing waste tank liquid	HW17	336-054-17	0.263	Regular replacement of the plating bath	Liquid	Nickel sulfamate, nickel chloride	Nickel	T
4	Palladium-nickel-containing waste filter cartridges	HW49	900-041-49	0.169	Tank liquid filtration	Solid	Palladium tetraammine sulfate, nickel sulfate, filter cartridge	Palladium nickel	T,In
5	Palladium-nickel-containing spent bath solution	HW17	336-054-17	0.005	Regular replacement of the plating bath	Liquid	Palladium tetraammine sulfate, nickel sulfate	Palladium nickel	T
6	Gold-containing waste filter cartridges	HW49	900-041-49	0.098	Tank liquid filtration	Solid	Potassium gold cyanide, filter cartridge	Gold, cyanide	T,In
7	Gold-containing waste tank solution	HW33	336-104-33	0.009	Regular replacement of the plating bath	Liquid	Potassium gold cyanide	Gold, cyanide	R,T
8	Tin-containing waste filter cartridge	HW49	900-041-49	1.109	Tank liquid filtration	Solid	Tin alkyl sulfonate, filter element	Tin	T,In
9	Tin-containing waste bath solution	HW17	336-063-17	0.034	Regular replacement of the plating bath	Liquid	Tin alkyl sulfonate	Tin	T
10	Copper-containing waste filter cartridge	HW49	900-041-49	0.050	Tank liquid filtration	Solid	Copper sulfate, filter cartridge	Copper	T,In
11	Copper-containing waste tank solution	HW17	336-062-17	0.033	Regular replacement of the plating bath	Liquid	Copper sulfate	Copper	T
12	Nickel-containing tungsten waste filter element	HW49	900-041-49	0.566	Tank liquid filtration	Solid	Sodium tungstate, nickel sulfate, filter cartridge	Nickel tungsten	T,In
13	Nickel-containing tungsten waste leachate	HW17	336-054-17	0.011	Regular replacement of the plating bath	Liquid	Sodium tungstate, nickel sulfate	Nickel tungsten	T
14	Silver-containing waste filter cartridges	HW49	900-041-49	0.696	Tank liquid filtration	Solid	Potassium silver cyanide, filter cartridge	Silver, cyanide	T,In
15	Silver-containing waste tank solution	HW33	336-104-33	0.033	Regular replacement of the plating bath	Liquid	Potassium silver cyanide	Silver, cyanide	R,T
16	Rhodium-ruthenium-containing waste filter element	HW49	900-041-49	0.102	Tank liquid filtration	Solid	Rhodium sulfate, ruthenium sulfate, filter element	Rhodium Ruthenium	T,In
17	Rhodium–ruthenium-containing spent bath solution	HW17	336-063-17	0.002	Regular replacement of the plating bath	Liquid	Rhodium sulfate, ruthenium sulfate	Rhodium Ruthenium	T
18	Indium-containing waste filter cartridges	HW49	900-041-49	0.529	Tank liquid filtration	Solid	Indium	Indium	T,In
19	Waste indium-containing tank solution	HW17	336-063-17	0.005	Regular replacement of the plating bath	Liquid	Indium	Indium	T
20	Gold- and palladium-containing waste filter element	HW49	900-041-49	0.156	Tank liquid filtration	Solid	Potassium gold cyanide, palladium	Gold palladium	T,In
21	Gold‑containing palladium waste bath solution	HW17	336-063-17	0.006	Regular replacement of the plating bath	Liquid	Potassium gold cyanide, palladium	Gold palladium	T
22	Silver-containing tin waste filter cartridge	HW49	900-041-49	0.108	Tank liquid filtration	Solid	Silver methylsulfonate, tin methylsulfonate, and others	Silver-tin	T,In
23	Waste silver-tin tank solution	HW17	336-059-17	0.004	Regular replacement of the plating bath	Liquid	Silver methylsulfonate, tin methylsulfonate, and others	Silver-tin	T,In
24	Palladium-containing waste filter cartridges	HW49	900-041-49	0.977	Tank liquid filtration	Solid	Palladium diammonium dichloride, etc.	Palladium	T,In
25	Palladium-containing waste bath solution	HW17	336-059-17	0.03	Regular replacement of the plating bath	Liquid	Palladium diammonium dichloride, etc.	Palladium	T
26	Waste resin	HW13	900-015-13	2	Wastewater treatment	Solid	Rhodium, ruthenium, resins, etc.	Heavy metals such as rhodium and ruthenium	T
27	Spent activated carbon	HW49	900-041-49	6.77	Waste gas and wastewater treatment	Solid	Rhodium, ruthenium, activated carbon, etc.	Heavy metals such as rhodium and ruthenium	T,In
28	Used motor oil	HW08	900-249-08	4.4	Mechanical maintenance	Liquid	Waste lubricating oil	Mineral oil	T, I
29	Water treatment sludge	HW17	336-054-17	180	Wastewater treatment	Solid	Nickel, tin, cyanide, etc.	Nickel, tin, heavy metals, and cyanide	T
30	Waste packaging drums and bags	HW49	900-041-49	6	Raw Material Storage	Solid	Iron, plastic, chemicals	Chemical substance	T,In
Total				216.901	/	/	/	/	/	/

Qidong Qianshuo Electronics Co., Ltd.

June 12, 2024

Shenzhen Linkconn Electronics Co., Ltd.

Tel：86-755-82943323
Fax：86-755-82966567
E-Mail：szlcn@linkconn.com
Add：15/F, Block E, China Resources Land Building, Hi-Tech Park, Nanshan District, Shenzhen, China