Wong's Kong King International (Holdings) Limited, an investment holding company, trades in and distributes chemicals, materials, and equipment for use in the manufacturing of printed circuit boards and electronic products. It operates through two segments, Trading and Distribution, and OEM Manufacturing. The company is involved in the trading and distribution of plastic and industrial products, semiconductor equipment, electronics components, printed circuit boards, and other related products; and trading, distribution, and installation of turnkey production facilities. It also manufactures and sells electrical and electronic products for original equipment manufacturers (OEMs); and film and plastic products.