Core Viewpoint - Hengyun Chang (688785.SH) is focusing on self-research and development of quality flow meters to enhance its product offerings and sales, leveraging its introduced business [1] Group 1: Business Development - The company has initiated self-research work on quality flow meters to accelerate the development and shipment of these products [1] - The introduction of vacuum pumps and quality flow meters is part of the company's strategy to enhance its business portfolio [1] Group 2: Investment Projects - The company’s fundraising project, "Research and Frontier Technology Innovation Center Project," will focus on next-generation plasma radio frequency power supplies, matching devices, new power supply products, quality flow meters, and related derivative products and technologies [1]