杭州园林：万林数链主营业务为区块链场景应用服务，具体包括商品区块链溯源及认证服务、数字专业技术服务等

Group 1 - The core inquiry from investors revolves around Wanlin Shulian's technical capabilities to engage in RWA (Real World Asset) business, questioning the viability of its IPO without strong technological advantages [2] - Hangzhou Garden (300649.SZ) responded on the investor interaction platform, clarifying that Wanlin Shulian's main business focuses on blockchain application services, specifically including product blockchain traceability and certification services, as well as digital professional technical services [2]