marketing to promote products and services of the hospital to both local and international patients. And, the financial costs Revenue Structure Q3/2018 Q3/2017 Difference Cash-Base (Walk-In) Revenue 1,474.0

amount of Baht 74.2 million or 32.8% from the use of marketing to promote products and Revenue Structure Q3/2018 Q3/2017 Difference Cash-Base (Walk-In) Revenue 1,518.9 1,273.6 245.3 19.3% Social Security

Subject: Clarification for the year Ended May 31, 2019 operating results that posted a difference greater than 20% To: Director and Manager the Stocks Exchange of Thailand World corporation public company

increase in revenue in 2019 compared with last year was due to the delivery of projects that have due date of contracts in 2019 such as USO (Phase 2), Cable Landing Station and CAT-IDC. In addition, the

amount Baht 3.69 million to be 3.35%, because the Company had decrease delivery to be 4.82%. - Immovable property business had decreasing income from last year, Baht 0.46 million near that of second

install due to heavy rain and flooding. Make delivery and installation delayed. In the fourth quarter of 2017, the Company has installed and delivered to the customers for installation and remaining 11

is income decreased Baht 1.38 million, due to less delivery of raw milk to the customers compared to those of the same periods last year. The decreases were 7%. 1.2 Cost of sales and service

increase of Baht 0.83 million, near that of last year. - Farm business saw is income decreased Baht 3.26 million, due to less delivery of raw milk to the customers compared to those of the same periods last

to more production orders from the old customers and new customers, the Company had more manufacturing and delivery of products in Q1’62, increases were 45.70%. - The Property Business saw an income

orders from the customers, the Company had more manufacturing and delivery of products in Q1’61, increases were 20%. - Immovable property business saw its income increased Baht 0.06 million, near that of