(Enclosure 4) 1 (-Translation-) Information Memorandum on the Connected Transaction and Asset Acquisition of Master Ad Public Company Limited pursuant to Schedule 2 of the Notification of the Board

1 Zen Corporation Group Public Company Limited 662 Soi Onnuch 17, Suanluang, Bangkok 10250 THAILAND. Tel: 02-0195000 8 August 2019 No. ZEN 2562-021 Subject Management Discussion and Analysis for 2nd

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WATTANAPAT HOSPITAL TRANG PUBLIC COMPANY LIMITED No. WPH – SET 4/2017 8 November 2017 Subject : Management Discussion and Analysis for the 9-month period and Quarter 3 of 2017 ending on 30 September

Company Limited ( the “ Company” ) would like to submit the Management’ s Discussion and Analysis ( MD&A) of the Consolidated Financial Results for the first quarter of 2019 ending March 31, 2019, as

measurable advertising. This places the Company in a favourable position to offer optimal solutions to our customers as well as continuing to capture market share in the OOH and Online/Digital media. Our 9

services through Rabbit Group. Rabbit Group is a lifestyle solutions company that owning an extensive database of users and data analytics capability. The synergy with Rabbit Group enables MACO to provide

90.13%. Summary of the company's and subsidiaries’ performance are as follows Unit : Million Baht Operating Performance of the Company and subsidiaries For the Year ended December 31, 2019 2018 (Restated

26 October 2020 To: The President The Stock Exchange of Thailand Re: Q3-2020 Operating Results We, Delta Electronics (Thailand) Public Company Limited (the “Company”) would like to notify the

K.C. Property Public Company Limited, Le Concorde Office Tower,19th Floor, Room No.1901, 202 Huaikhwang District, Bangkok 10310 Tel. 0-2276-5924, www.kcproperty.co.th, Company’s Registration No