2. Video learning: There are many training videos related to bidding on the Internet. Listen and remember more, have a basic understanding of the industry and learn some basic skills.
3. Case analysis: read more and remember more, and collect more bidding case analysis online to see how the industry does it.
4. Learn from the predecessors: every company has a certain accumulation in the industry. Ask more from the company's predecessors and analyze the cases the company has done.