●SPECIAL SESSION OF BLACK STEEL PIPE
●PRODUCT INTRODUCTION, PROCESS, QUALITY ASSURANCE, APPLICATION SCENARIOS, MARKET DISTRIBUTION, CUSTOMER CASES, CONTACT INFORMATION
●LIVE BROADCAST TIME：
2021.9.1afternoon3：00-5:00 3:00-5:00 p.m. on September 1, 2021
LIVE ROOM LINK
Facebook: https://www.facebook.com/Tianjin-Yuantai-Derun-steel-109782188008237 Youtube: https://www.youtube.com/channel/UCbucOwXhsWCtfEOfOsA6NaQ