revenue of the prior year as a result of increase in sale of set-top box, telecommunication equipment and installation of indoor WIFI antenna projects. Related technology business In 3Q17, the Group

Project of procurement for server computers to support information systems of the Social Security Office, the Project of procurement and installation of systems for the Development of National Education

installation of telecommunication network and signal equipment. Related technology business In 2018, the Group generates revenue of Baht 1,858 million from related technology business, which is increased by Baht

labor’s cost at the initial stage for training and development of the employee’s skill resulting the high manufacturing cost at the initial stage. If the Company reach the Optimum Level and the installation

to be continuously trained and developed their skills. This resulted in the production cost in the first period remained high. When reaching the optimum level and the installation of some machines is

(Decreased) Percentage Remark Sales and Services Income 2,277.55 1,925.12 352.43 18.31% - LPG Trading 773.68 773.35 0.33 0.04% 1 - Transportation 15.98 12.01 3.97 33.06% 2 - Conversion Kit Installation 4.62

product. Moreover, the company’s factory area is not enough for the installation of the new machinery, therefore, it is necessary to choose the location of the factory building and the office that made this

contracts as Subcontractor such BangPa-Kong LNG Terminal Phase 3 project (Design, manufacture, and installation of liquid gas storage tanks) the contract value of 204.12 Million Baht, and Olefins

Baht 100 per share) which is accounted for 50.00 percent of registered capital after the capital increase of ERV. ERV plan to invest in Cooling Tower System Installation Project for energy saving. Total

period last year, which was driven by SSSG of 6.8% in our hardline retailing in Thailand category, and the introduction of new merchandise and the installation of in-store amenities such as air