Somchai Chaisuparakul

White Group Public Co. Ltd. engages in the import and trade of industrial chemicals, as well as provision of property rental. It operates through the following segments: Chemical Product, Investment Properties, and Security Equipment. The Chemical Product segment manufacture, import, and sell industrial chemical products. The Investment Properties segment leases unused office space and warehouses owned by the firm. The Security Equipment segment imports and sells safety products. The company was founded on August 10, 1967 and is headquartered in Bangkok, Thailand.

Calpis Osotspa Co., Ltd. manufactures, distributes and sells calpis beverages in Thailand. The company was founded in March 2013 and is headquartered in Bangkok, Thailand.

Custom Pack Co., Ltd. operates as a plastic packaging manufacturer of plastic bottles and closures. The firm's major production processes include blow moulding and injection moulding. The company was founded in 1969 and is headquartered in Samut Prakan, Thailand.

Part of Unicharm Corp., Uni-Charm (Thailand) Co., Ltd. is a company based in Bangkok, Thailand. The company's website provides information about their products, news, promotions, and organization. The company was founded in 1974. The CEO is Takahisa Takahara.

House Osotspa Foods Co., Ltd. is a joint venture between House Foods Corporation and Osotspa Company Limited, founded in July 2011. The joint venture company is based in Bangkok, Thailand and operates marketing business to develop food and beverage products. The company's policy focuses on making Thai people healthy and improving their quality of life with a variety of high-quality products, including C-Wit, C-Wit Jelly, and C-Wit Plus.