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Yangtze Optical Electronic Co. Ltd. A

174.67+290.8%1Y · CNY

Yangtze Optical Electronic Co., Ltd. is a Chinese company engaged in the research, development, production, and sale of specialty optical fibers and cables, optical devices, new materials, high-end equipment, and photoelectric systems. Its product portfolio includes optical fiber coils, optical modules, and various specialty fibers such as PANDA polarization-maintaining fiber, bend-sensitive single-mode fiber, photonic crystal fiber, and ytterbium-doped fiber, as well as preforms, capillary tubes, and stress rods. The company also supplies manufacturing equipment for specialty fibers and fiber coils, supporting equipment for fiber lasers and hydrophones, and thermal control modules and phase-change materials. Founded in 2010 and based in Wuhan, China, its products serve both military and civilian industries.

Price · split & dividend adjusted
News & notes moving 688143.CG
China
688143.CG▲

Changyingtong signs 147 million yuan purchase order for polarization-maintaining fiber products

Changyingtong announced that the company recently received a purchase order from a customer for polarization-maintaining fiber products, with a tentative total amount of 147 million yuan including tax. The company said this transaction is a routine operating sales order, and if implemented smoothly it is expected to have a positive impact on operating performance. The unit price in the order is tentative, and the final price will be calculated according to the framework agreement. The company has exempted disclosure of some information such as the customer name and product specifications.
688143.CG · Demand · Positive Changyingtong received a 147 million yuan purchase order for polarization-maintaining fiber products, a concrete sales order expected to boost operating performance.
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China
688143.CG▼

Changyingtong's 2026 Interim Report Shows Net Profit Down 48.42% Year-on-Year

Changyingtong released its 2026 interim report, with net profit attributable to the parent company at 15.0141 million yuan, down 48.42% from the same period last year. Total operating revenue was 216 million yuan, and net cash inflow from operating activities was 10.2666 million yuan. The latest asset-liability ratio was 31.43%, up 7.71 percentage points from the same period last year; gross margin was 43.96%, down 8.69 percentage points year-on-year. Diluted earnings per share were 0.12 yuan, down 50.00% from the same period last year.
688143.CG · Capital · Negative Net profit down 48.42% year-on-year, with declining gross margin and EPS.
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China
Artificial Intelligence▲

Communication equipment concept strengthens intraday; Allied hits limit up

On August 14, the communication equipment concept rose 3.09% intraday. Allied gained 20.00%, Changyingtong rose 13.38%, Gongjin Electronics rose 10.03%, Datang Telecom rose 9.96%, and Cambridge Technology rose 8.94%. On the news front, according to Xinwen Lianbo, since the beginning of this year China has accelerated the construction of a new generation of communication networks and continued to improve the integrated air-space-ground-sea information and communication layout. A research report from Western Securities pointed out that in 2026, the communication equipment industry is showing a structural expansion trend under the resonance of multiple factors, including the deepening of 5G-A and 6G deployment, a 7% increase in defense budgets, accelerated development of commercial aerospace, and AI-driven data center capacity expansion. A research report from Everbright Securities pointed out that capital expenditure of leading optical module manufacturers in the first quarter of 2026 surged 300% year-on-year, significantly boosting demand for upstream optical communication equipment, high-speed connectors, and precision structural components.
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301419.CS · Demand · Positive Hits limit up as communication equipment concept strengthens on network construction acceleration.
600198.CG · Demand · Positive Beneficiary of accelerated new-generation communication network construction and 5G-A/6G deployment.
603118.CG · Demand · Positive Gains on sector strength driven by communication network construction and AI data center demand.
688143.CG · Demand · Positive Optical communication equipment demand boosted by surging capex of optical module makers.
603083.CG · Demand · Positive Rises with sector on communication equipment demand from network buildout.
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