DZJMSY.DZJMSY was established in 2004 and is headquartered in Dezhou Economic Development Zone. As a specialized petroleum machinery manufacturer, it occupies 120 mu of land with a total investment of 120 million yuan. The company holds ISO9001, HSE, and API certifications, equipped with advanced machinery including CNC milling machines and flaw detectors, achieving an annual production capacity exceeding 100 million yuan. Its core product portfolio encompasses seven major series, including screwdrill tools and fracturing tools, serving oil and gas field development with high precision and high-pressure resistance. DZJMSY has become a key supplier to enterprises such as PetroChina.