JINT.JINT traces its origins to the Antai Iron Works established in 1921, boasting over 60 years of R&D and manufacturing expertise in foundation construction machinery. The company specializes in underground foundation construction equipment. Its core products, including the SD/SH series multi-functional drilling rigs, SG series hydraulic diaphragm wall grabs, SX twin-wheel cutters, SC twin-wheel mixers, and ZKD multi-spindle drilling rigs, are widely applied in major engineering projects such as urban rail transit, high-speed railways, highway bridges and tunnels, ports and airports, water conservancy, and industrial and civil construction. Its comprehensive product line encompasses rotary drilling rigs, hydraulic grabs, milling and mixing equipment, fully hydraulic pile rigs, and other models, establishing it as a leading enterprise in China's pile construction machinery industry.