Suzhou Dongshan Precision Manufacturing Co., Ltd. specializes in precision sheet metal processing, hardware, baking varnish, microwave communication system equipment manufacturing; electronic product production and sales; electronic industry technology research and consulting services; ultra-high brightness light-emitting diode (LED) application products Installation, commissioning and maintenance of system engineering; production and sales of liquid crystal display devices, LED lighting products, LED backlights and LED displays, LED drive power and control systems, LED chip packaging and sales, LED technology development and services, contract energy management Sales of new touch display electronic components, lighting engineering, urban lighting, landscape engineering design, installation and maintenance; solar energy product system production, installation, sales; solar industry technology research, consulting services; operating the enterprise The export business of products and technologies; the import and export of raw and auxiliary materials, instrumentation, machinery and equipment spare parts and technology required for the production and scientific research of the enterprise; leasing business; operation of feed processing and “three to one supplement” business.