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The projects of protection against direct lightning strike and inductance lightning strike in Shenzhen Square ( 380m in length, 72 floors in total)---a mark of Shenzhen city, are completely constructed by our company and its power distribution system all adopted our products.

Chongqing satellite earth station is a central bureau of communication hub having 3 antennas of 15meters with C and Ku frequency brands. Its protection device at all stages of the entire power distribution system, and the device for computer net, data line, audio frequency line and servo controller are all provided and constructed by our company.

Supplied power protection device at all stages in the protection system of innovation project at Guangzhou Satellite Earth Station designed by Guangdong Research & Development Center of China Telecom

Provided products and constructed more than 2000 mobile base stations of Guangdong Unicom and Shenzhen Unicom

Provided products and constructed the power protection project in nearly 600 equipment rooms in the access network of Shenzhen Telecom

Provided products and constructed the power protection project in nearly 1000 equipment rooms in the access network of Shandong Telecom

We have been pursuing a quality principle of "satisfying the customer, striving for perfect?" and an enterprise goal of "creating a first- rate enterprise, a top brand?". Guided by clients, our company will manage the operation flow at high standard and be optimized appropriately, and constantly improve the quality and service of the products.
 
Long-term cooperators:
       
 
       
SHENZHEN DOWIN LIGHTNING TECHNOLOGIES CO.,LTD