Tranche Update on Shanghai Supezet Engineering Technology Corp., Ltd.'s Equity Buyback Plan announced on December 29, 2023.

Shanghai Supezet Engineering Technology Corp Ltd is a China-based company mainly engaged in the modular and integrated manufacturing of special equipment for refining and chemical industry. The Company provides integrated solutions including design, manufacturing, installation and services for customers in petrochemical, oil refining, natural gas chemical and other fields. Its main products include ethylene cracking furnace, reforming furnace, oil refining heating furnace, waste heat boiler, pressure vessel and other supporting products. The Company also provides related engineering general contracting services and technical services. The Company conducts its businesses in the domestic and overseas markets.