Zhongzihuan Electronic Recycling (Shantou) Co., Ltd. Inquiry and Comparison Procurement Announcement for Technical Service for Change of Oxygen Content Conversion Standard for Oxygen-Enriched Combustion

[Tender Notice] Zhongzihuan Electronic Recycling (Shantou) Co., Ltd. Inquiry and Comparison Procurement Announcement for Technical Service for Change of Oxygen Content Conversion Standard for Oxygen-Enriched Combustion Purchasing Unit: China Zihuan Electronic Recycling Resources (Shantou) Co., Ltd. Region: Chaoyang District, Shantou, Guangdong Project No.: ZXCGXY202608200001 Published: 2026-08-24 Bid Deadline: 2026-08-28