Wong's Kong King International (Holdings) Ltd. engages in the trade and distribution of chemical, materials, and equipment for printed circuit board manufacturing; and the production of electrical and electronic products. The company employs 3,428 full-time employees The firm operates its business through three segments. Trading and Distribution segment is engaged in the trading and distribution of chemicals, materials and equipment used in the manufacturing of printed circuit boards and electronic products. Original Equipment Manufacturer (OEM) Manufacturing segment is engaged in the manufacture of electrical and electronic products. The Other segment is engaged in the OEM green manufacturing business, engineering services business, travel business and medicine and health business.