TONGXING HVAC
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+86 19903816965HENAN, CHINA
PW33+6J, Zhengdong International Industrial Park, Zhongmu County, Zhengzhou, Henan, China
HONG KONG
Unit 1507B, 15/F, Eastcore, 398 Kwun Tong Road, Kwun Tong, Kowloon.