Wah Seong Corporation Berhad Annual Report 2021 141 NOTES TO THE FINANCIAL STATEMENTS FOR THE FINANCIAL YEAR ENDED 31 DECEMBER 2021 9 INVESTMENT IN SUBSIDIARIES (CONTINUED) Details of subsidiaries are as follows (continued): Group’s effective interest 2021 % 2020 % Country of incorporation Principal activities * PPSC China Limited 100 100 Hong Kong, SAR Investment holding Wasco Oil Technologies Sdn. Bhd. 100 100 Malaysia Investment holding and provision of management services Wasco Oilfield Services Sdn. Bhd. 49π 49π Malaysia Investment holding Wasco Corrosion Services Sdn. Bhd. 63 63 Malaysia Supply and installation of sacrificial anodes, provision of cathodic protection services and equipment, corrosion protection services, passive fire protection services, special paint coating services and provision of technical training services Wasco Lindung Sdn. Bhd. 48π 48π Malaysia Manufacture, supply and installation of sacrificial anodes, provision of cathodic protection services and equipment, corrosion protection services, passive fire protection services, special paint coating services and provision of technical training services * PT. MPE Deepwater -a -a Indonesia Dormant (Liquidated) Asiana Emas Sdn. Bhd. 100 100 Malaysia Investment holding Petro-Pipe (Sabah) Sdn. Bhd. 70 70 Malaysia Manufacturing and sales of spiral welded pipes for the oil and gas industry Wasco Engineering Group Limited 100 100 British Virgin Islands Investment holding # Wasco Engineering International Ltd. 100 100 British Virgin Islands Leasing of compressors and power generators, designing, engineering and fabrication and sale of gas processing and compression systems and gas based power generators; and servicing and selling parts of oil and gas processing and compression systems * WEGL Services India Private Limited 100 100 India Dormant * PT Wasco Engineering International 100 100 Indonesia Consulting services, rental, repair and maintenance of natural gas industry equipment * WS Engineering & Fabrication Pte. Ltd. 100 100 Singapore Design, engineering and fabrication of oil and gas processing and compression systems and equipment
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