Our main products are DRILLING RIGS, including DC electrically driven rigs, AC variable frequency electric rigs, mechanically driven rigs, compound driven rigs and trailer-mounted rigs. We also provide traveling and hoisting system, solid control system, electronic control system, wellhead device, well control device, regular and customized container type camps and color steel structural house, tank series, steel wooden mats, etc.   We have been a 20-year-old professional manufacturer and supplier for CNPC, CNOOC and SINOPEC with rich construction experience.