บริษัท วนชัย กรุ๊ป จำกัด(มหาชน) - Translation - 25 May 2018 Subject : Disclosure of connected transaction by a subsidiary Attention : President The Stock Exchange of Thailand Vanachai Group Public

, Nhge An, Vietnam To: President The Stock Exchange of Thailand On 28 May 2018, WHAUP Nghe An Joint Stock Company (“WHAUP Nghe An JSC”), an indirect subsidiary of WHA Utilities and Power Public Company

บริษัท วนชัย กรุ๊ป จำกัด(มหาชน) -Translation- 25 June 2018 Subject : Disclosure of connected transaction by a subsidiary company Attention : President The Stock Exchange of Thailand Vanachai Group

บริษัท วนชัย กรุ๊ป จำกัด(มหาชน) -Translation- 25 June 2018 Subject : Disclosure of connected transaction by a subsidiary company To : President The Stock Exchange of Thailand Vanachai Group Public

* 127.99 - 2. Differences on the purchase of investment in a subsidiary ** - 151.92 3. Difference from disposal of investment in subsidiary ** 244.34 - Net profit (loss) from normal operations 69.80 15.81

Company’s subsidiary. (Amendment No.2) Attention : Director and Manager Stock Exchange of Thailand Eastern Printing Public Company Limited ("the Company") would like to inform the resolutions of the Board of

บริษัท วนชัย กรุ๊ป จำกัด(มหาชน) -Translation- 28 September 2018 Subject : Disclosure of connected transaction by a subsidiary company To : President The Stock Exchange of Thailand Vanachai Group

โทร 02 118 9599 โทรสาร 02 118 9598 ทะเบยีนเลขที ่0107554000232 No.: PACE-L 27/2019 Date: 8 November 2019 Subject: Disposal of shares in the subsidiary To: President Stock Exchange of Thailand By virtue

sales from the Company, the subsidiary in the Philippines (Halcyon Technology Philippines Inc. or “HP”) and the subsidiary in Vietnam ( Halcyon Technology Vietnam Co., Ltd. or “ HV” ). After eliminating

offering (the “IPO Plan”) of newly issuance ordinary shares of the Company’s subsidiary Cal-Comp Precision Holding Co., Ltd. (“CCPT-KY”) on the Taiwan Stock Exchange (the “TWSE”) for the purpose of