Yantai Yunsheng Petroleum Machine Accessories Co., Ltd, founded in 1997, is a professional manufacturer producing API approved sucker rod couplings, including Spray Metal sucker rod coupling, calss T …
Yantai Yunsheng Petroleum Machine Accessories Co., Ltd, founded in 1997, is a professional manufacturer producing API approved sucker rod couplings, including Spray Metal sucker rod coupling, calss T …
we have API standard couplings at very competitive price, API certificates are available, if you have enquiry, please contact us.
Contact person: Joyce
Dongying Landdrill Oilfield Supply Co., Ltd
T…
ECROBOT CO., Ltd, Business Registration Number : 220-88-71747, CEO J.W.Park, TEL : +82-2-552-7676, E-mail : E-mail : Contact us Address : (Hwanghwa B/D 11F, Yeoksam-dong)320, Gangnam-daero, Gangnam-gu, Seoul, South Korea