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Tongding Interconnection Information

Tongding Interconnection Information Co., Ltd. manufactures and sells optical and electrical cables in China and internationally. It operates through three segments: Optoelectronic Communication, Security, and New Energy. The company offers optoelectronic cables, communication physical connection products, network visualization and security products, and also undertakes engineering, operation and maintenance, and equipment sales for wind, photovoltaic, and energy storage projects. Formerly Jiangsu Tongding Optic-Electronic Co., Ltd., it changed its name in January 2015, was founded in 1999, and is based in Suzhou, China.

Price · split & dividend adjusted
News & notes moving 002491.CS
China
002491.CS▲2

Tongding Interconnection swings to profit with net income of 203 million yuan in 2026 interim report

Tongding Interconnection released its 2026 interim report, with net profit attributable to the parent company of 203 million yuan, an increase of 292 million yuan compared with the same period last year, turning losses into profits. The company's total operating revenue was 2.458 billion yuan, up 61.46 percent year on year, achieving growth for two consecutive years. Net cash inflow from operating activities was 143 million yuan, down 11.93 percent year on year. The company's latest gross margin was 27.82 percent, up 7.62 percentage points year on year, and its latest return on equity was 7.58 percent, up 11.23 percentage points year on year.
002491.CS · Capital · Positive Company swung to profit with net income of 203 million yuan, revenue up 61.46%.
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Jiemian·46dRead more →
China
002491.CS▲2

Tongding Interconnection and Others Jointly Establish Dingyao Photonics Technology, Venturing into Integrated Circuit Chip Business

Tongding Interconnection and other enterprises have jointly established Dingyao Photonics Shanghai Technology Company Limited. The company's business scope covers the sales of optoelectronic devices, integrated circuit chip design and services, as well as the manufacturing and sales of integrated circuit chip products. Equity penetration information from Qichacha shows that Tongding Interconnection is one of the joint shareholders.
鼎曜光子(上海)科技有限公司 · Technology · Positive The newly established company itself is the subject, focusing on optoelectronic devices and integrated circuit chips.
002491.CS · Technology · Positive Tongding Interconnection co-founds a new company entering integrated circuit chip design and manufacturing, expanding into a new technology area.
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证券时报·61dRead more →
002491.CS▼

Tongding Interconnection's controlling shareholder and actual controller collectively release and re-pledge 138 million shares

Tongding Interconnection announced that its controlling shareholder Tongding Group and actual controller Shen Xiaoping collectively released 138 million pledged shares, accounting for 31.36% of their holdings and 11.22% of the company's total share capital. At the same time, Tongding Group and Shen Xiaoping collectively pledged 138 million shares. As of the announcement date, Tongding Group and Shen Xiaoping have a cumulative pledged share count of 331 million shares, representing 75.26% of their total holdings. In the first quarter of 2026, Tongding Interconnection achieved revenue of 1.064 billion yuan and a net profit attributable to the parent company of 51.27 million yuan.
002491.CS · Capital · Negative Controlling shareholder and actual controller re-pledge 138 million shares, with cumulative pledged shares at 75.26% of holdings, signaling financial strain.
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财中社·70dRead more →
Artificial Intelligence▲

Communication equipment concept strengthens intraday; institutions say AI demand surge drives high-speed growth in optical communication components

On July 23, the communication equipment concept rose 3.11% intraday. Among related constituent stocks, Sanwang Communication surged 19.99%, Changyingtong rose 7.52%, Xinwei Communication gained 6.91%, Tongding Interconnection climbed 6.38%, and Cambridge Technology advanced 5.94%. According to Securities Daily, ZTE and its partners jointly created a distributed all-optical interconnect chip and super-node application innovation solution. This solution builds a low-latency, ultra-high-bandwidth, scalable GPU computing network based on optical interconnect and optical switching technology, achieving full-stack autonomous control. A research report from Guotai Hainan Securities noted that the PON equipment market is undergoing a generational upgrade from 10G PON to 25G/50G PON. According to Frost & Sullivan forecasts, the global 25G/50G PON market size will reach 5.7 billion US dollars in 2029, with a compound annual growth rate as high as 99.8% from 2024. A research report from Guosheng Securities pointed out that the AI demand surge is driving high-speed growth in optical communication components. Data centers are transforming towards high density, low power consumption, and high speed, with optical module speed iteration accelerating. Related enterprises will fully benefit from AI infrastructure construction.
About megatrends
Artificial Intelligence › Optical Interconnect & DCI ▲Demand
Cloud & Digital Infrastructure › Edge & Content Delivery ▲Demand
Artificial Intelligence › Switching & Networking Silicon/Systems ▲Technology
Semiconductors › Logic, Compute & Connectivity Processors Technology
000063.CS · Technology · Positive ZTE and partners created a distributed all-optical interconnect chip and super-node solution for AI GPU networks.
002491.CS · Demand · Positive AI demand surge drives high-speed growth in optical communication components, benefiting Tongding Interconnection as a constituent.
300136.CS · Demand · Positive AI demand surge drives high-speed growth in optical communication components, benefiting Sunway Communication as a constituent.
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21世纪经济·74dRead more →
Artificial Intelligence▼

Optical Fiber Stocks Plunge in Afternoon Trading; Changyingtong Hits 20% Daily Limit Down

On the afternoon of the 13th, losses in optical fiber stocks widened. Changyingtong hit the 20 percent daily limit down, while Hengtong Optic-Electric and SDG Information also fell by their daily limits. Tongding Interconnection, ZTT, Yongding, and Yangtze Optical Fibre and Cable all dropped more than 6 percent. The optical fiber sector has seen staggering gains this year, driven primarily by a surge in demand for optical fiber from AI computing infrastructure, which has sent fiber prices soaring. Recently, companies like Hangzhou Cable and Yongding reported sharp growth in their first-half earnings forecasts, further confirming the industry's high prosperity. However, a wave of capacity expansion in the optical fiber industry has sparked market concerns about a repeat of the cyclical curse. Multiple industry insiders told Securities Times that new capacity still faces numerous hurdles before it can come online.
About megatrends
Artificial Intelligence › Optical Interconnect & DCI ▼Supply
Cloud & Digital Infrastructure › Enterprise Data Storage Systems Supply
000070.CS · Supply · Negative Fell by daily limit due to market concerns over industry capacity expansion.
600487.CG · Supply · Negative Industry capacity expansion raises oversupply concerns, causing stock to fall by daily limit.
002491.CS · Supply · Negative Industry capacity expansion raises oversupply concerns, causing stock to drop over 6%.
600522.CG · Supply · Negative Fell more than 6% on market fears of capacity glut in optical fiber sector.
601869.CG · Supply · Negative Dropped more than 6% as capacity expansion worries hit the sector.
603618.CG · Demand · Neutral Mentioned as having reported sharp earnings growth, but stock not explicitly listed as falling; context only.
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市场行情·84dRead more →