|1957||– Tong Hua Bua Yai Electric Milling Partnership Limited was established with the capacity of 40 tons per day.|
|1975||– The expansion of the milling facility (2nd plant) was made with the capacity of 160 tons per day.|
|1994||– Tong Hua Bua Yai 1994 Company Limited was established with the capacity of 300 tons per day with the most advanced technology at the time.|
|1996||– Tong Hua Rice Company Limited was established for rice export.|
|2002||– The capacity was increased from 300 to 600 tons per day.|
|2004||– Bua Yai Bio Power Company Limited was established for electricity generation with the capacity of 7.5 MW.|
|2009||– The capacity was increased from 600 to 900 tons per day.|
Copyright ©Tonghua Buayai 1994.