Description Through its subsidiaries, Thai Rubber Latex Corporation makes latex concentrate, as well as various finished products made from that concentrate. More than half of the company's revenue is derived from its manufacturing of latex concentrate, the major raw material used in the manufacture of rubber and latex products including gloves, condoms, and rubber thread. The company also manufactures latex gloves and rubber thread from its majority-owned subsidiaries Universal Latex Products and World Flex. Thai rubber Latex operates nine manufacturing facilities.