英威科閥門制造(張家口)有限公司位于張家口市南山經濟開發區，主要從事球閥、盤閥、角閥和閘閥的生產制造維修服務。
       EVTech Valves (ZJK) Co., Ltd. is located in Nanshan Economic Development Zone, Zhangjiakou City. It is mainly engaged in the production, manufacturing and maintenance services of ball valve, disc valve, angle valve and gate valve.
       主要的業務領域包括：冶金，化工，煤化工，礦山管道，電力，石油和天然氣。針對上述領域中高壓差，高溫，高腐蝕，磨損及低溫要求等特殊工況，提供相關設備，技術咨詢和工程服務。我們專業從事閥門銷售及維修工作，積累了豐富的技術背景，可以為廣大客戶提供性價比最好的產品。
       The main business areas include: metallurgy, chemical industry, coal chemical industry, mining, pipeline, power, oil and natural gas. Provide relevant equipment, technical consultation and engineering services for special working conditions such as high pressure difference, high temperature, high corrosion, wear and low temperature requirements in the above fields. We are specialized in valve sales and maintenance, and have accumulated rich technical background. We can provide our customers with the best cost-effective products.
       英威科盤閥產品主要應用領域： 電力，火力發電廠氣力輸灰系統；化工，有機硅廠；多晶硅廠；煉油 CCR，煤化工煤制甲醇鎖渣閥、水煤漿切斷閥門；合成氨鎖渣閥、水煤漿切斷閥門等。

       Main application fields of EVTech disc valve
       √ Thermal power plant, pneumatic ash conveying system; 
       √ Chemical industry, Organic silicon plant, Polysilicon plant; 
       √ Oil refining, CCR and FCC; 
       √ Coal chemical industry, coal to methanol and coal to ammonia, coal water, etc.
       英威科球閥產品主要應用于冶金化工，管線輸送系統中，工況最為苛刻的高溫高壓差，帶有腐蝕性的固體顆粒輸送管道，主要用于切斷作用。
       Main application fields of EVTech ball valve
       √ Metallurgy and Mining, POX and HPAL;
       √ Chemical industry;
       √ Pipeline transportation systems;
       英威科角閥產品主要應用于冶金行業氧壓浸出工藝中反應釜排料系統，用于控制和調節反應釜的液位。
       Main application fields of EVTech angle valve
       √ Mining POX and HPAL, discharge system;