Lanzhou Silicon inquiry announcement for galvanized ventilation reducer pipe for raw materials

[Tender Notice] Lanzhou Silicon inquiry announcement for galvanized ventilation reducer pipe for raw materials Purchasing Unit: Lanzhou Dongjin Silicon Industry Co., Ltd. Region: Yongdeng County, Lanzhou, Gansu Industry: Municipal Infrastructure Published: 2026-08-01 Original Notice: https://srm.easthope.cn/oauth/public/default/source_notice_advance_detail.html?type=BR_ACCEPTED&from=ZBXX_HOME¬iceId=604081&sourceHeaderId=1065821&advanceNoticeId=605577&sourceFrom=RFX