Dalao, Qingdao, Shandong, China,266100
Qingdao Baigong Industrial and Trading Co., Ltd. is one of theleading enterprises specialized in developing, engineering,manufacturing exporting gas cylinder products industrialgases China our were approved by ForeignEconomical & Commission. We have ...
liquid nitrogen containerï,¼,?acetylene cylinder, seamless steel cylinder, chemicals gas, cng cylinder