Management Discussion and Analysis for the First Quarter of Year 2019 Business Overview Business overview of One to One Contacts Public Company Limited and its subsidiaries (“the Group”) for the

Company had resolved the resolution to the Company that it shall cease metals trading business at the end of the first quarter of 2019. Padaeng Industry Public Company Limited and its subsidiaries (“the

2019_Q1_MDA_ENG Ocean Glass Public Company Limited Page 1/3 Management Discussion and Analysis Operating Results In the 1st quarter of 2019, Ocean Glass Public Company Limited and its subsidiaries

period of the first quarter ended 31 March 2019, for your information and publication. In the first quarter of 2019, the Company and its subsidiaries recorded the net profit in the amount of 1,825.80

: The President The Stock Exchange of Thailand Bangkok Chain Hospital Public Company Limited (the “Company”) would like to report the operating results of the Company and its subsidiaries for the first

subsidiaries as follows: Unit : Million Baht Operating results of the Company Q1/2019 Q1/2018 Changes % Revenues from sales and services 302.98 241.93 61.05 25.23 Printing Business 171.75 120.77 50.98 42.21

Sale and Discontinued Operations”, the Company separately presented the assets and liabilities relating to MCL and Boonbaramee and its subsidiaries under the caption of “Assets held for sale” and

to the adjustment of fair value of the dairy cattle in the subsidiaries. - Other assets were mostly cash and equivalent transactions to cash, deferred income tax assets and Other non-current assets

Transaction Type 2 transaction, a transaction between a listed company or its subsidiaries and other parties and the value of which is equal to or less than 50% of the total assets of the company regarding the

Bangchak Corporation Plc. I 3 Executive Summary Summary of the Company and its subsidiaries’ operating results for the 2nd quarter ended 30th June 2019 Unit: THB Million Q2/2018 Q1/2019 Q2/2019 YoY QoQ