1702 Room Qilai Building, 889 Yishan Street, Shanghai,200233 China

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Chandong industrial zone

CNSN is a specialized manufacturer and exporter of various switch and instruments, solar inverter and other electric products. We also will supply good service to all customers with honest cooperation...

119 Soi Srimuang-Anusorn Sutthisarnvinijchai Rd,

Primus Co.,Ltd. Primus Co.,Ltd. was established in 1993. We are manufacturers and sales of Protection Relays, Temperature Controllers, Temperature Recoder, Humidity Transmitter, Temperature Sensors, S...