Download Zone Help Center Login/Register Home Procurement Information Industry News Help Center Download Zone About Us Home Procurement Information Yunnan Chengtou Convention and Exhibition Center Property Service Co., Ltd. 2025-2026 Cleaning Service Bidding Announcement Return to Previous Page Yunnan Chengtou Convention and Exhibition Center Property Service Co., Ltd. 2025-2026 Cleaning Service Bidding Announcement Bid Start Time: 2022-04-23 9:00:00 Read: 260 Simultaneous Release: China Bidding Public Service Platform [Link] Announcement Attachment: Bid Announcement Attachment Download Go to Change Announcement Bid 2022-04-23 [Change Announcement] Yunnan Chengtou Convention and Exhibition Center Property Service Co., Ltd.'s 2025-2026 cleaning service bidding announcement changes important time nodes. Bid time document acquisition start: 2022-04-2309:00:00 Document acquisition deadline: 2022-04-2817:00:00 Bid opening time Online sign in: 2025-05-1409:00:00 Bid opening start: 2025-05-1410:00:00 Online bidding projects through this platform do not need to insert CA locks during bid registration. Whether CA is required after successful bid registration can be divided into two situations: · CA is required: For projects that adopt full process electronic bid opening and evaluation, encrypted version of bid documents (TBWJ) need to be prepared· No CA required: Projects that only require online bidding registration but do not use full process electronic bidding and evaluation. Attention: For projects that publish/display announcements on this platform but do not register for online bidding through this platform, bidders are advised to determine whether a CA is required on their own! Home Recruitment Information Industry News Help Center Download Zone About Us Copyright@2015-2025 Yuncai Zhaoyang Electronic Procurement Trading Platform, Yunnan ICP Registration No. 18009879-1, Yunnan Public Security Registration No. 53011102001102. Are you currently loading Visitor 400-840-1116 National Unified Service Hotline Monday to Sunday 09:00~18:00 You are a bidder, please consult ↓ QQ: 2871383658QQ: 3961503913 You are an agency, please consult ↓ QQ: 242140969 QQ: 1529533177QQ: 2601030538 Remote Assistance Software Download