On September 15, 2011, a joint seminar was conducted on "Lighting Energy Saving by Thai Innovation" at Purimas Hotel, Rayong. The seminar was organized by a joint efforts of Techno-Sign, RCN 2010, Virtus Technology and PSJ Energy Save companies.
On September 15, 2011, a joint seminar was conducted on "Lighting Energy Saving by Thai Innovation" at Purimas Hotel, Rayong. The seminar was organized by a joint efforts of Techno-Sign, RCN 2010, Virtus Technology and PSJ Energy Save companies.