Hainan Haixin Electric Power Construction Co., Ltd., formerly known as Hainan Haixin mechanical and electrical equipment factory, was established in 1988. It is the No.1 enterprise of Hainan Province "Gongzhu", integrating design, research and development, production, sales and service. The factory covers an area of 17.8 mu, with a registered capital of 15 million yuan and a net asset of nearly 30 million yuan. Strong technical force, sophisticated technology and equipment, complete testing equipment, the company's total number of 125 people. Among them, there are 3 senior engineers, 21 engineers, 16 assistants, 75 technicians and 10 others. With CNC punch, advanced folding machine equipment, busbar bending machine, turning, milling, planing and grinding set of processing equipment, the annual production capacity reaches 150 million yuan, the main products are: high-low-voltage distribution boxes, distribution box, DC panel, box transformer and dense bus, cable bridge, high and low voltage outdoor cable junction box, TK type AC low voltage electric control equipment, explosion-proof products, etc.

海南海新电力建设有限公司原称海南海新机电设备厂，成立于1988年，是海南省“工注”一号企业，集设计、研发、生产、销售和服务于一体。厂区占地17.8亩，注册资金人民币1500万元，净资产近3000多万元。技术力量雄厚，工艺装备精良，检测设备齐全，公司总人数为125人。其中高级工程师3人，工程师21人，助工16，技工75人，其他10人。拥有数控冲床、先进折板机设备、母排折弯机、车、铣、刨、磨成套加工设备，年生产力达一亿五千万元人民币，主要产品有：高低压配电柜、配电箱、直流屏、箱变及密集型母线、电缆桥架、高低压户外电缆分接箱、TK型交流低压电控设备、防爆类产品等。