[Hot Spot Tracking].

Tengda Technology (001379.SZ): The impact of this tariff policy adjustment on the company's performance is limited and controllable

Cambrian (688256.SH): The additional tariffs will not have a substantial impact on the company's operation and management

Dingsheng New Materials (603876.SH): It will not be affected by the "reciprocal tariff".

Loongson Zhongke (688047.SH): There is no income from the United States, and the tariffs imposed by the United States this time have no negative impact on the company

[Project Investment].

Jiahua Energy (600273.SH): It is planned to invest no more than 1.25 billion yuan to build a high-performance synthetic rubber project

Yunda Co., Ltd. (300772.SZ): It is planned to invest in the construction of Suibin Project, Pipeline Project, Dongtou No. 2 Project and Cangnan No. 6 Project

[Contract Winning Bid].

Dongfang Cable (603606.SH): won the bid for about 1.227 billion yuan of offshore and terrestrial cable related projects

Seiko Steel Structure (600496.SH): Won the bid for the third phase II construction general contracting project of Entrepreneurial Home

Ningbo Construction Engineering (601789.SH): Won the bid for the comprehensive development project of Buzheng East of Ningbo Hub Industry-City Integration Plate (Second Re-recruitment).

[Performance Disclosure].

Crystal Optoelectronics (002273.SZ): Net profit of 1.03 billion yuan in 2024 is planned to be 10 distributions of 2 yuan

Quectel (603236.SH): Net profit is expected to increase by about 265.19% year-on-year in the first quarter

Xingwang Ruijie (002396.SZ): net profit in the first quarter is expected to increase by 211.64%-298.20

[Equity acquisition].

Tianqi Mould (002510.SZ): plans to acquire 50% of the shares of Dongshi

Xinjiang Communications Construction (002941.SZ): It is planned to transfer 22.08% of the equity of Jiangnao Railway Company

[Repurchase].

Kangxi Communication (688653.SH): plans to spend 20 million yuan to 40 million yuan to repurchase shares

TNT Digital (300743.SZ): plans to spend 30 million yuan to 60 million yuan to repurchase shares

Haixiang Pharmaceutical (002099.SZ): plans to repurchase 150 million yuan to 300 million yuan of the company's shares

Kabeiyi (300863.SZ): plans to spend 200 million yuan to 300 million yuan to repurchase the company's shares

Jiahua Energy (600273.SH): plans to spend 400 million yuan to 600 million yuan to repurchase shares

Guotai Junan (601211.SH): plans to spend 1 billion yuan to 2 billion yuan to repurchase A-share shares

San'an Optoelectronics (600703.SH): plans to repurchase 1 billion yuan to 1.5 billion yuan of the company's shares

[Increase or decrease in holdings].

An Biping (688393.SH): Shareholders Zhuji Gaotejia, Chongqing Gaotejia, Hangzhou Gaotejia, and Hangzhou Ruihong have reduced their holdings of 2.2923% of the company's shares

Gold Medal Home Furnishing (603180.SH): The controlling shareholder plans to increase its holdings by 55 million yuan to 110 million yuan

Rongsheng Petrochemical (002493.SZ): The controlling shareholder Rongsheng Holdings plans to increase its holdings of 1 billion yuan to 2 billion yuan of the company's shares

Kyrgyzstan Electric Co., Ltd. (000875.SZ): The actual controller plans to increase his holdings of 200 million yuan to 400 million yuan of the company's shares

[Other].

Naipu Mining Machinery (300818.SZ): It is planned to issue convertible bonds of no more than 450 million yuan

Trina Solar (688599.SH): Entered into an exclusive patent license agreement with Oxford Solar