Here is a look at the key corporate disclosures from A-share listed companies today, covering share repurchases, strategic investments, and operational updates.

BYD Co Ltd (SZSE: 002594) reported new energy vehicle sales of 440,300 units in August 2026, up from 373,600 units in the same month last year. Production reached 440,700 units in August, compared with 353,100 units a year earlier. Cumulative output for the year stands at 2.6751 million units, a year-on-year decline of 4.73%, while cumulative sales total 2.668 million units, down 6.84% from the prior year. Exports of new energy vehicles in August reached 189,500 units.

Zhongji Innolight Co Ltd (SZSE: 300308) announced its first share repurchase on September 1, buying back 374,100 shares through a centralized bidding process, representing 0.0318% of total share capital. The transaction prices ranged from RMB 838.16 to RMB 870.00 per share, with a total payment of RMB 318 million.

Raisecom Technology Co Ltd (SSE: 603803) said its directors Li Yuejie and Zhu Chuncheng received a first-instance criminal judgment from the Beijing Third Intermediate People's Court. Both were sentenced to one year and six months in prison and fined RMB 1 million each for the crime of illegally disclosing important information. Li Yuejie is one of the company's actual controllers, and the judgment does not affect the exercise of shareholder rights or materially impact production and operations. The judgment is a first-instance ruling and has not yet taken effect, so the final outcome remains uncertain.

Nationz Technologies Inc (SZSE: 300077) plans to invest RMB 60 million from its H-share "strategic investment and acquisition" special proceeds to subscribe for newly increased registered capital of Nanjing Youcan Technology Co Ltd, a company with mature NOR Flash R&D and mass production capabilities, at a pre-investment valuation of RMB 590 million, acquiring an 8.3333% stake. This investment is part of Nationz's strategic layout to strengthen its customized external storage supporting capabilities for NOR Flash and improve its supporting system.

Gigadevice Semiconductor Inc (SSE: 603986) announced that, as of August 31, 2026, it had cumulatively repurchased 1.6623 million shares through centralized bidding transactions, representing 0.24% of total share capital. The repurchase price ranged from RMB 375.05 to RMB 411.95 per share, with total payments reaching RMB 654 million.

Hua Hong Semiconductor Ltd (SSE: 688347) said its company and wholly-owned subsidiary Shanghai Hua Hong Microelectronics plan to jointly increase capital in Wuxi Hua Hong Microelectronics Phase III Semiconductor Co Ltd together with Wuxi Xihong Guoxin Phase II, Huaxin Dingxin, and Guokai Company, to build a 12-inch specialty process wafer foundry production line with a monthly capacity of approximately 55,000 wafers. After the investment, the target company's registered capital will reach USD 4.17 billion, with the company contributing USD 1.0425 billion and Shanghai Hua Hong Microelectronics contributing USD 1.0842 billion. The total capital increase amounts to RMB 4.163 billion. The investment is subject to shareholder meeting approval.

Suncoa Real Estate Co Ltd (SZSE: 000608) said its controlling subsidiary Shenzhen Suncoa Jinhui Technology Co Ltd signed a service agreement with Company A to provide comprehensive server leasing services over a five-year term from the commencement of service billing, with total service fees (including tax) amounting to RMB 633 million. This new business is in an early expansion phase, lacking operational experience, and carries risks related to market expansion, technical operations, and project management. In the first half of this year, related revenue was approximately RMB 930,000, accounting for 0.77% of current-period operating revenue. The overall operational fundamentals remain unchanged, and this new business does not materially affect overall production and operations.

Verisilicon Microelectronics (Shanghai) Co Ltd (SSE: 688521) reported that its shareholder, the National Integrated Circuit Industry Investment Fund (the "Big Fund"), reduced its stake by 494,700 shares on August 31, 2026, through centralized bidding, lowering its shareholding from 5.0941% to 5.0000%, which means it is no longer a shareholder holding more than 5%. This equity change fulfills a previously disclosed reduction plan, does not trigger a mandatory offer, and will not result in changes to the controlling shareholder or actual controller.

For stocks with unusual movements, Seagull Kitchen And Bath Products Co Ltd (SZSE: 002084), which has risen for seven consecutive sessions, stated it may apply for a trading halt for verification if its share price continues to rise abnormally. Meanwhile, Bona Film Group Co Ltd (SZSE: 001330), up for two consecutive sessions, noted its AI film and TV drama business remains in an early stage of development.

In buyback and shareholding changes, Huaxia Eye Hospital Group Co Ltd (SZSE: 301267)'s actual controller plans to increase holdings by no less than RMB 30 million. Ktk Group Co Ltd (SSE: 603680) said shareholder China Railway aims to reduce its stake by up to 3%. Zhongman Petroleum And Natural Gas Group Corp Ltd (SSE: 603619) reported that shareholder Zhu Fengxue plans to cut holdings by up to 1.2%. Xinsai Co Ltd (SSE: 600540), which has risen for four consecutive sessions, disclosed that shareholder Huyang Fund reduced its stake by 4.8632 million shares on September 1. Fuchun Dyeing And Weaving Co Ltd (SSE: 605189) said shareholders plan to reduce their combined stake by up to 1%.

Regarding new contracts, Hangxiao Steel Structure Co Ltd (SSE: 600477) signed an overseas project contract worth RMB 1.128 billion. Jincheng Mining Service Co Ltd (SSE: 603979) signed a phosphate rock mine construction contract valued at RMB 300 million.