PARTNER

 Shanghai Automation Instrument Co., LTD. No. 4 Automatic Meter Factory

 Shanghai Automation Instrument Co., LTD. No. 3 Automatic Meter Factory

 Xiangshan Haidong Pipe Fitting and Valve Factory

 Wuxi Yongchang Pressure Instrument Factory

 Shandong Zibo Boshan Bureau of Quality Supervision and Inspection

 Zibo Feiyan Xianxing Control Technology Co., LTD.

 Linyi Bureau of Quality and Technical Supervision

 Henan Special Equipment Inspection Institute

 Neimeng Yakeshi Special Equipment Inspection Institute

 FAW Group Corporation, Qingdao Branch.

 Shandong Yanggu Wonderful Valves Co., LTD.

 Jinan Yoto Co., LTD.

 Beijing Huipeng Weiye Industry & International Trade Co., LTD
 Honeywell (Tianjin) Co., LTD.

 Shanhai Huatong Valve Co., LTD.

 Shanghai Sun & Sea International Holding LTD.

 China Aviation Optical-Electrical Technology Co., LTD.

 Xinxiang Aviation Industry (Group) Co., LTD.

 Dandong Chemm Group Co., LTD.

 Anhui Haoyuan Chemical Group Co., LTD.

 Xinjiang Kingho Energy Group Co., LTD.

 Wulumuqi Antexintong Low Temperature Equipment Co., LTD.

 Emerson Process Management Equipment (Chendu) Co., LTD.

 Sichuan Science City Shengong Industry Corporation

 Shenhua Sichuan Energy Co., LTD Jiangyou Power Station

 Xiagong Chusheng (Hubei) Special Automobile Produce Co., LTD.

 Boshi Automotive Parts (Chengdu) Co., LTD.