We mainly produce drill pipe, drill collar, heavy weight drill pipe, Kelly, and tool joints since 1996. WhatsApp: +86 13673119276
caroline@longwaydp.com...
Unit 2544, 25/F, Tower A, Wanda Plaza, Wenfeng District, Anyang, Henan, China & Building A, No.18 Dirun Road, Zhengdong New District, Zhengzhou, Henan, China.