Our company is committed to the R&D and manufacturing of drilling fluid analyzer, oil well cement tester, oilfield laboratory integrated engineering solutions and experimental instrument maintenance services. Over the past 40 years, with the care and support of oilfield users, experts from various industries and engineers and technicians, our products and technologies have been tested by the market making. Haitongda special analytical instruments have grown to world-famous brands. Our company has researched and developed on testing instruments needed in unconventional oil and gas resources, deep water, natural gas hydrate and intelligent drilling, and successively produced a various of new products, such as ultra-HTHP rheometer, drilling fluid online testing system and deep water low temperature drilling fluid testing system, which timely met the needs of technological progress in the drilling industry. At present, we are providing quality services and practical products to more than 3000 customers in more than 20 countries and regions around the world.