Drilltech is the only manufacturer in China, and the second supplier in the international market, of the 49 1/2＂diverter for offshore drilling operations, which has obtained 9 patents. Adhering to the principle of Safe, Reliable, State-of-the-art, Cost-effective and Easy-to-transport, the Company has long been in pursuit of people-centered design, low-carbon eco-manufacturing and high quality post-sales service, which has made it a qualified supplier to the world famous companies including NABORS (the world