テンシンのdalupu

The main products of our company are the oil casings and oil pipelines. We not only supply our goods with many large oil fields,but also establish a long term business relationship with the Middle

Manufacturer from China
正会員
7 年
ホーム / 製品 /

OCTG, 継ぎ目が無い管

企業との接触
テンシンのdalupu
国/地域:china
企業との接触