Shengli oilfield  has been researched and developed truck-mounted drilling rigs with independent property rights and drilling depth 3,000m. Power system is equipped with 2 CAT C15 diesel engine and ALLSON S5600 transmission based on mature twin engines paralleling technology which realizes either an engine alone work or twin engine paralleling work. The truck chassis is adopted the special reinforced WS5530 (14×8) chassis, and rear axle is available for twin tyres type, which ensures the drilling rigs reasonable load distribution, lateral stability and cross-country capability.

Shengli oilfield has been researched and developed truck-mounted drilling rig with independent property rights, which is the biggest single engine truck-mounted drilling rig and of greatest operation performance and the most practical model in drilling work within 6,560’ (2000m). The users can choose either single drum or double drums winch. The rig has following advanced features: low cost for mobilization, easy site installation, reliable operation performance, and simple maintenance.