Mr. Sumit Chanmatee Between November 9 – November 22 , 2012, Mr. Sumit Chanmatee, the director of Rayong Purifier Public Company Limited (RPC), purchased 1,786,100 shares of RPC through the

Mrs. Piyanuch Janetumnugul Between April 30 – 10 May, 2012, Mrs. Piyanuch Janetumnugul aided and abetted Mr. Satja Janetumnugul in purchasing Rayong Purifier Public Company Limited’s shares by

Mr. Sumit Chanmatee Between April 30 – 10 May, 2012, Mr. Sumit Chanmatee , the director of Rayong Purifier Public Company Limited (RPC), purchased 2,514,800 shares of RPC through the trading

Mr. Satja Janetumnugul Between April 30 – 10 May, 2012, Mr. Satja Janetumnugul, the chairman of the board of director of Rayong Purifier Public Company Limited (RPC), purchased 490,000 shares

Mr. Somchai Phothi was a director. The 15.09-million-baht contract was for the construction of a wastewater treatment system and a water purifier system of an IEC project in Rayong province. Mr

construction of a wastewater treatment system and a water purifier system of an IEC project in Rayong province. Mr. Bhusana and Mr. Maruphong had signed in acceptance of the complete construction and approved

of a wastewater treatment system and a water purifier system of an IEC project in Rayong province. Mr. Bhusana and Mr. Maruphong had signed in acceptance of the complete construction and approved the

of a wastewater treatment system and a water purifier system of an IEC project in Rayong province. Mr. Bhusana and Mr. Maruphong had signed in acceptance of the complete construction and approved the