2/F, No.45, Duozai Ling,Lin Village,Tangxia Town, Dongguan Guangdong

Dongguan Longwei Electronic Technology Co., Ltd. (Formally known as HK Longwei) was founded in 1996, specializing in making oscilloscopes, direct currency regulated power supplies, and special instrum...

No. 57 Nanwu Road, Heping district, Shenyang, Liaoning,China

Liaoning Huake Petroleum Apparatus Science & Technology Co., Ltd. formerly named as Shenyang Weigong Glass Meter Plant, is a high-tech enterprise which is integrated with research, manufacture...