Mr. Sudjai Jirayapakorn established this company for more than 19 years. In the beginning, production quantity was minimal and the factory was only in his house. Over the years, Mr. Sudjai was able to develop and gained expertise in manufacturing plastic containers using Polyethylene materials (PE). He saw the great opportunity to start his own plastic factory, manufacturing various kinds of plastic products for the fishing industries, Plastic Ice boxes, Water and Chemical tanks, Underground water tank (septic tanks),boats,kayaks,toys and other accessories that can be done were produced. Hence, COMOS COPORATION CO.,LTD. has grown even until now.

    Mr. Sudjai Jirayapakorn  has vision for plastic to take the place of metal in the future with many target market, The Rotational Molding process (ROTO MOLDING) is a high technology system in plastic production nowadays, Inspired by this idea, Mr. Sujai developed his own company under ROTO MOLDING to expand internationally. Eventually he was able to penetrate the export business. He now imports more machinery to support his fast growing demands. According to Mr. Sudjai, " When we walk step by step, we can win and answer costumer ' s request, from the local markets; they will all rely on the quality of our procedure. All finished produce are send to the customers and no need to stock products in the warehouse because there are only few roto molders in Thailand. In the nearest time, ROTO Molding Co.,Ltd. will be rank among the top five biggest manufacturers in Thailand ".

    All products we manufacture meticulously by hands , high-technology machineries and passed strict quality control, The raw materials are guaranteed and certified genuine from a well know distributor of Thailand and USA, SCG (Siam Cement Group). Polyethylene (PE) are raw materials use for rotational molding process, the products of which are strong, durable, convenient to make for larger-size , can withstand high temperature(-20 Celsius to 110 Celsius) and high gravity.

    All products can be use in agricultural industries, fishing industries, chemical plants , textiles , and various usages such as storing cold foods, beverage and many more.