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The A-share semiconductor sector fluctuated and fell, and Guanshi Technology fell to a standstill
Gelonghui, March 27 | Leading the decline in the direction of memory chips, Guanshi Technology fell to a halt, and stocks such as Changguang Huaxin, Huahai Chengke, Helin Weina, Zhongjing Technology, and Kangqiang Electronics fell more than 6%.
A-share CPO concept stocks are rebounding
Gelonghui March 20 | Changguang Huaxin and Huagong Technology rose more than 5%, while Tianfu Communications, Liante Technology, and Yuanjie Technology rose more than 3%.
Changguang Huaxin (688048.SH): The company's research institute plans to invest 1.25 million yuan to participate in Single Peak Photonics
Gelonghui, March 19丨Changguang Huaxin (688048.SH) announced that in order to further broaden the company's product application areas, enhance the company's comprehensive strength and market competitiveness, and accelerate the transformation and implementation of scientific and technological achievements, the company's wholly-owned subsidiary research institute plans to cooperate with natural persons Mr. Kan Qiang, Wuhan Gaoyue Technology Co., Ltd. (hereinafter referred to as “Gaoyue Technology”), and Suzhou Danfeng Venture Capital Partnership (limited partnership) (hereinafter referred to as “Shanfeng Venture”) to jointly invest in the establishment of Suzhou Danfeng Photonics Technology Co., Ltd. (tentative name) The departmental review shall prevail, as abbreviated below
Changguang Huaxin (688048.SH) plans to buy back the company's shares for 30 million yuan to 60 million yuan
Changguang Huaxin (688048.SH) announced that the company plans to use its own funds to repurchase through centralized bidding transactions...
Changguang Huaxin (688048.SH): The company's 100GEML optical communication chips have been ordered in small batches
Gelonghui March 15 丨 Changguang Huaxin (688048.SH) said on the investor interactive platform that the company's 100GEML optical communication chips have been ordered in small batches.
Changguang Huaxin (688048.SH): The company's 100mW CW DFB products can be used in the direction of silicon optical modules
Gelonghui, March 15 | Changguang Huaxin (688048.SH) said on the investor interactive platform that the company's 100mW CW DFB product can be used in silicon optical modules. The product has the following characteristics: 1) High light output power: more than 1.5dB higher than the industry's 70mW light source, 400GE DR4 silicon optical module can be achieved with only 1 light source, simplifying optical module design and significantly reducing optical module costs; 2) High photoelectric conversion efficiency: reducing per-bit power consumption. The chip power consumption is superior to similar products, improving the long-term working reliability of the chip. Light source compatible 800G/1
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