ShouGuang,Weifang City Weifang, Shandong
XinDa Petroleum Machine Accessories Co., Ltd, founded in 1997, is a professional manufacturer of API 11B sucker rod couplings, including Spray Metal coupling, class T Altra High Strength,Sub OD with various spec. Full size, Slim Hole, grand chamfer, Two-way ...
central air conditioning heating, displacement heat exchangers, central air-conditioning, heat pump units
