Group 1 - The company "Chip Superhero" has a 1,600 square meter intelligent chip storage base with over 1,000 stock models and around 100 brands, totaling 50 million chips in stock valued at over 100 million [1] - The company operates an independent laboratory in Shenzhen, ensuring quality control (QC) for each material [1] - The company serves over 8,000 users by matching inventory releases with demand and facilitating the buying and selling of surplus materials [2] Group 2 - The article highlights the sale of advantageous materials at special prices, listing specific brands, models, quantities, and years of production [2] - The article suggests that companies should focus on surplus materials to generate revenue [3]