Company Overview - Hubei Yizhan Construction Engineering Co., Ltd. has been established with a registered capital of 2 million RMB [1] - The legal representative is Tian Bingqing, and the company is wholly owned by Zhongchuang Zhixing (Hubei) Management Consulting Co., Ltd. [1] Business Scope - The company’s business scope includes foreign contracting projects, engineering management services, sales of construction materials, and labor services (excluding labor dispatch) [1] - It is authorized to engage in construction engineering, labor subcontracting, engineering design, and engineering surveying, among other activities [1] Registration Details - The company is registered in Yichang City, Hubei Province, with a business address at No. 122, Zhongnan Road, Wujia Gang District [1] - The business license is valid until August 25, 2025, with no fixed expiration date thereafter [1]

Group 1 - The State Intellectual Property Office of China has granted a patent for a system and method for ion exchange purification of phosphoric acid post-treatment to Sinopec Nanjing Engineering Co., Ltd. and Sinopec Refining Engineering Group Co., Ltd. The patent number is CN116899258B, with an application date of June 2023 [1] - Sinopec Nanjing Engineering Co., Ltd. was established in 1986 and is primarily engaged in the construction and installation industry. The company has a registered capital of 5,560.05 million RMB and has participated in 5,000 bidding projects, holds 817 patents, and has 65 administrative licenses [1] - Sinopec Refining Engineering Group Co., Ltd. was founded in 2007 and focuses on water management. The company has a registered capital of 44,185.435 million RMB, has invested in 12 enterprises, participated in 63 bidding projects, holds 5,000 patents, and has 4 administrative licenses [1]

Group 1 - The establishment of Shenyang Hydropower First Engineering Construction Co., Ltd. has been registered with a capital of 30 million RMB [1] - The company is wholly owned by China Hydropower First Engineering Bureau Co., Ltd. [1] - The business scope includes construction engineering, labor services (excluding labor dispatch), sales of building materials, and leasing of machinery and equipment [1] Group 2 - The legal representative of the new company is Liu Yang [1] - The company is classified under the construction industry, specifically in other construction installation [1] - The registered address is located in Xiaochengzi Village, Kangping County, Shenyang City, Liaoning Province [1]

Group 1 - The State Intellectual Property Office of China has published a patent application titled "A Research Method and System for Carbon Emission Influencing Factors and Reduction Pathways" by China Construction Second Engineering Bureau Installation Engineering Co., Ltd., Beijing Urban Construction Group Co., Ltd., and China Construction Second Engineering Bureau New Type Prefabricated Building (Hebei) Co., Ltd. The application date is April 2025 [1] - The patent involves a method for carbon emission management, which includes generating a carbon emission influence matrix based on influencing factors, standardizing the matrix, calculating a comprehensive influence matrix, and determining reduction pathways through hierarchical analysis [1] - The invention aims to achieve refined and phased management of carbon emission control by designing reduction pathways for different stages [1] Group 2 - China Construction Second Engineering Bureau Installation Engineering Co., Ltd. was established in 1988, located in Beijing, with a registered capital of 500 million RMB. The company has participated in 2,325 bidding projects and holds 838 patents [2] - Beijing Urban Construction Group Co., Ltd. was founded in 1993, also in Beijing, with a registered capital of 750 million RMB. The company has invested in 117 enterprises and participated in 5,000 bidding projects, holding 1,976 patents [2] - China Construction Second Engineering Bureau New Type Prefabricated Building (Hebei) Co., Ltd. was established in 2022 in Langfang, with a registered capital of 10.38158 million RMB. The company holds 3 patents and 1 administrative license [2]

Group 1 - The core viewpoint of the article highlights the financial performance and market activity of Henghui Security (300952) as of August 13, 2025, with a closing price of 29.33 yuan, reflecting a 2.27% increase [1] - The company reported total revenue of 282 million yuan for Q1 2025, representing a year-on-year growth of 18.46%, and a net profit attributable to shareholders of 27.14 million yuan, up 21.51% year-on-year [1] - Henghui Security has a current ratio of 1.906, a quick ratio of 1.216, and a debt-to-asset ratio of 41.83% [1] Group 2 - Henghui Security has made investments in 6 companies and participated in 19 bidding projects [2] - The company holds 28 trademark registrations and 155 patents, along with 43 administrative licenses [2] - Established in 2004 and located in Nantong City, Jiangsu Province, Henghui Security primarily engages in the construction installation industry [1][2]

Core Points - Shandong Shuncai Construction Installation Engineering Co., Ltd. has been established with a registered capital of 10 million RMB [1] - The company is wholly owned by Weihai Ruijian Commercial Operation Management Co., Ltd. [1] - The legal representative of the company is Qiu Guiyun [1] Company Information - Company Name: Shandong Shuncai Construction Installation Engineering Co., Ltd. [1] - Legal Representative: Qiu Guiyun [1] - Registered Capital: 10 million RMB [1] - Address: No. 1101, Mingzhu Community, Fenglin Street, Weihai Economic and Technological Development Zone, Shandong Province [1] - Company Type: Limited liability company (wholly owned by a natural person) [1] - Business Duration: Until August 11, 2025, with no fixed term [1] - Registration Authority: Weihai Economic and Technological Development Zone Market Supervision Administration [1] Business Scope - The business scope includes construction engineering contracting, construction labor subcontracting, construction engineering design, and specialized construction operations [1] - Other services include technical services, enterprise management consulting, engineering management services, labor services (excluding labor dispatch), earthwork construction, and machinery equipment leasing [1] - The company can operate independently based on its business license, except for projects that require approval from relevant authorities [1]

Core Viewpoint - Puhua Technology (002544) has reported a significant decline in revenue and net profit for the first quarter of 2025, indicating potential challenges ahead for the company [1]. Financial Performance - As of the close on August 11, 2025, Puhua Technology's stock price was 24.04 yuan, with a slight increase of 0.21% [1]. - The company's total revenue for Q1 2025 was 871 million yuan, representing a year-on-year decrease of 19.58% [1]. - The net profit attributable to shareholders was 16.40 million yuan, down 201.78% year-on-year [1]. - The non-recurring net profit was 23.09 million yuan, reflecting a decrease of 266.75% year-on-year [1]. - The company's liquidity ratios were as follows: current ratio at 1.445, quick ratio at 1.169, and debt-to-asset ratio at 59.60% [1]. Capital Flow - On the day of reporting, the main capital flow showed a net outflow of 12.91 million yuan, accounting for 3.47% of the total transaction amount [1]. - Large orders experienced a net outflow of 7.72 million yuan, representing 2.07% of the transaction amount, while small orders saw a net inflow of 46.86 million yuan, making up 12.59% of the transaction amount [1]. Company Background - Puhua Technology Co., Ltd. was established in 1994 and is based in Guangzhou, primarily engaged in the construction installation industry [1]. - The company has a registered capital of 6.81 billion yuan and has made investments in 9 enterprises, participated in 5,000 bidding projects, and holds 2,106 patents [2].

Company Overview - Guangdong Chengfeng Construction Engineering Co., Ltd. has been established with a registered capital of 40 million RMB [1] - The legal representative of the company is Chen Yufen, and it is wholly owned by Guangzhou Juhong Engineering Consulting Co., Ltd. [1] Business Scope - The company’s business scope includes labor services (excluding labor dispatch), safety technology prevention system design and construction services, engineering management services, engineering cost consulting, professional design services, fire protection technology services, sports venue facility engineering construction, metal door and window engineering construction, landscaping engineering construction, foreign contracting projects, building demolition operations (excluding blasting operations), electrical installation services, fire protection facility engineering construction, construction labor subcontracting, specialized construction operations, residential interior decoration, building intelligent engineering construction, electrical facility installation, maintenance, and testing, general contracting of housing construction and municipal infrastructure projects, and cultural relic protection engineering construction [1] Registration Details - The company is registered in Tianhe District, Guangzhou, with a business duration from August 8, 2025, to an indefinite period [1] - The registration authority is the Tianhe District Market Supervision Administration of Guangzhou [1]

Group 1 - A new company, Bazhong Yize Construction Engineering Co., Ltd., has been established with a registered capital of 2 million RMB [1] - The legal representative of the company is Li Shuanghua, and it is wholly owned by Bazhong Chenxiang Trading Co., Ltd. [1] - The company's business scope includes construction engineering, labor subcontracting, residential interior decoration, and sales of construction materials and machinery [1] Group 2 - The company is classified under the construction industry, specifically in the building installation sector [1] - The registered address of the company is located in Bazhong City, Sichuan Province [1] - The business registration is valid until August 7, 2025, with no fixed expiration date [1]

Company Overview - 巴中怀瑾建筑工程有限公司 has been established with a registered capital of 2 million RMB [1] - The legal representative of the company is 李双华 [1] - 巴中宸祥商贸有限公司 holds 100% ownership of the new company [1] Business Scope - The company’s business scope includes construction engineering contracting, labor subcontracting, specialized construction operations, and residential interior decoration [1] - It also engages in labor services (excluding labor dispatch), sales of construction materials, sales and rental of machinery and equipment, installation services for ordinary machinery, and maintenance services for residential water and electricity [1] Company Classification - 巴中怀瑾建筑工程有限公司 is classified as a limited liability company with natural person investment or control [1] - The company is registered under the construction industry, specifically in the building installation sector [1] Registration Details - The company is registered in 巴中市巴州区, 四川省, with a business duration until August 7, 2025, and no fixed term thereafter [1] - The registration authority is 巴中市巴州区市场监督管理局 [1]