R&D, manufacturing, sales, technology transfer, and technical services of foundry machinery, CNC machinery, and industrial intelligent equipment; road transportation of general goods; manufacturing and sales of molds and accessories, tooling fixtures and accessories, hardware, communication equipment (excluding satellite TV broadcast ground receiving facilities and transmitting devices), auto parts and accessories, motorcycle parts and accessories, and mobile phone parts and accessories; self-operated and agent import and export business of various commodities and technologies (except for commodities and technologies that are restricted by the state or prohibited from import and export). General projects: non-ferrous metal casting; photovoltaic equipment and component manufacturing; metal surface treatment and heat treatment processing; spraying processing