Page 35 - PSTC - One Report 2023 (EN)

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Power Solution Technologies Public Company Limited
13. TSHI Engineering Co., Ltd. (“TSHIHIS”)
TSHI Engineering Co., Ltd. was established founded on 13 December 2019 to operate in the business of providing construction services with a registered and paid up capital of 50 million baht. Currently, the company operates in the business of energy engineering, designing, accepting construction contracts and engineering procurements for renewable energy power plants, gas depots and oil depots.
14. PST Power Joint Venture (“JV PST”)
PST Power Joint Venture was established founded on 21 November 2019 by Power Solution Technology Public Co., Ltd. and PSTC Engineering Co., Ltd. In the agreement, the parties will share rights and responsibilities or involvement in the joint venture, particularly in profits or losses, preparation of documents to tender bids and operations in projects and purchases of energy products from PTT Public Co., Ltd. with a joint venture ratio of 80:20.
15. Srayaisom Power Plants Co., Ltd. (“SYS”)
In June 2016, PST Energy Co., Ltd. (a subsidiary) invested in purchasing common shares of Srayaisom Power Plants Co., Ltd. Currently, the company has a registered capital of 383 million baht and a paid-up capital of 260.5 million baht. Srayaisom Power Plants Co., Ltd. has a power purchase/sale agreement for purchases from very small power producers (VSPP) who generate electricity from biomass with the Provincial Electricity Authority (PEA). The agreement is for a generation capacity of 4.6 megawatts with an adder price of 0.30 baht per kilowatt- hour for seven years from the commercial operation date (COD). The aforementioned biomass power plant is located in Srayaisom, Uthong, Suphanburi, and was connected to the power grid to begin distribution on the commercial operation date (COD) on 28 February 2020.
16. Kunputpeng Power Plants Co., Ltd. (“KPP”)
In January 2016, PST Energy Co., Ltd. (a subsidiary) invested in purchasing common shares of Kunputpeng Power Plants Co., Ltd. Currently, the company has a registered and paid-up capital of 43.5 million baht. Kunputpeng Power Plants Co., Ltd. has a power purchase/sale agreement for purchases from very small power producers (VSPP) who generate electricity from biomass with the Provincial Electricity Authority (PEA). The agreement is for a generation capacity of 1 megawatts with an adder price of 0.50 baht per kilowatt-hour for seven years from the commercial operation date (COD). The aforementioned biomass power plant is located in Srayaisom, Uthong, Suphanburi, and was connected to the power grid to begin distribution on the commercial operation date (COD) on 16 October 2014. Afterwards, the generator was improved and replaced. The new generator began operations in place of the old generator on 25 March 2020.