Precision mold welding and surface-treatment equipment, STL-series laser welding machines, SparkDepo electro-spark deposition systems, and MicroDepo precision repair machines, is the field Shanghai TechnoCoat Co., Ltd. leads, a joint venture with TechnoCoat Co., Ltd. of Japan serving plastics, die-casting, automotive, and electronics customers. Established in 2004 and based in Shanghai with a branch in Dongguan, its products enable high-precision mold repair, surface coating, and welding with minimal heat input, integrating Japanese technology for stable, cost-effective equipment and holding multiple patents for its inventive designs. It provides comprehensive services, technical training, after-sales support, and nationwide demonstrations among them, and is recognized for eco-friendly machines that enhance resource efficiency and sustainability in manufacturing.