Group 1 - The company, Zhongyuan Co., Ltd. (300018.SZ), clarified on an interactive platform that it has no products applied in the field of controlled nuclear fusion [1] - The main business activities of the company include research, development, manufacturing, sales, and services related to intelligent recording analysis of power systems, time synchronization, distribution network automation equipment, and comprehensive automation systems [1] - The company's products are widely used in power grid construction, power supply construction, distribution network construction, user engineering construction, and their technological transformation [1]

Financial Performance - Company reported total revenue of 237 million, an increase of 17.56% year-on-year [1] - Net profit attributable to shareholders reached 58.41 million, up 78.63% year-on-year [1] - In Q2, total revenue was 138 million, a year-on-year increase of 14.49%, with net profit of 32.18 million, up 35.63% year-on-year [1] - Gross margin improved by 8.65% to 51.44%, while net margin increased by 47.73% to 24.63% [1] - Total selling, administrative, and financial expenses amounted to 33.41 million, accounting for 14.09% of revenue, a decrease of 13.52% year-on-year [1] - Earnings per share rose to 0.12, an increase of 71.43% year-on-year [1] Cash Flow and Investment Activities - Net cash flow from investment activities decreased by 104.9% due to increased purchases of bank wealth management products and large deposits [2] - Operating cash flow increased by 39.16% as sales grew, leading to higher cash receipts compared to the previous year [4] Inventory and Financial Assets - Inventory increased by 26.55% due to higher contract volumes requiring more stock [4] - Trading financial assets decreased by 34.71% as some bank wealth management products matured and were converted into large deposits [4] - Debt investment rose by 55.5% due to purchases of large bank deposits [4] Profitability and Return Metrics - Last year's Return on Invested Capital (ROIC) was 5.42%, indicating average capital returns [4] - Historical data shows a median ROIC of 5.12% over the past decade, with a notably poor ROIC of -34.39% in 2018 [4] Business Model and Market Position - Company relies on research and marketing for performance, with a focus on smart grid products used in various power infrastructure projects [5] - Company products are utilized in all 17 nuclear power plants currently under construction or operation in China [5]