Yes The supply and marketing cooperative of Qianwei County, Leshan City is a public institution directly under the county government, and its project bidding adopts the government procurement network to ensure fairness. Bidding is a term in the bidding industry, which means that the tenderer (buyer) issues a tender notice or tender sheet in advance, puts forward the variety, quantity, technical requirements and related trading conditions, and invites bidders (sellers) to participate in bidding at the specified time and place.