Sanan Optoelectronics: vice chairman Lin Kechuang's detention lifted
In short
Sanan Optoelectronics said on October 7, 2026 that a supervisory authority had lifted the detention of its vice chairman and general manager, Lin Kechuang. The company said it received the notice lifting the measure on October 5 and that Lin can now perform his duties, with production and operations normal. The company had previously disclosed in April that Lin was under detention and investigation.
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Sanan Optoelectronics (600703.SH) said on October 7, 2026 that it had received a notice from a supervisory authority lifting the detention of its vice chairman and general manager, Lin Kechuang. The company said it received the 《解除留置通知书》 on October 5, that Lin can now perform his duties normally, and that its production and operations are normal. [ 1 , 2 , 3 , 4 ]
36Kr reported that the company had previously disclosed on April 9, 2026 that Lin Kechuang was placed under detention and investigated by the supervisory authority. [ 3 ]
Why it matters
The lifting of the detention removes, for now, a governance question hanging over one of China's listed LED and compound semiconductor makers. The documents do not say what the investigation concerned or whether it has concluded, so the extent of any remaining legal or business risk is not clear from the available reports.
Key facts
- Sanan Optoelectronics announced on October 7, 2026 that a supervisory authority had lifted the detention of vice chairman and general manager Lin Kechuang. [ 1 , 2 , 3 , 4 ]
- The company said it received the 《解除留置通知书》 on October 5, 2026. [ 2 , 3 , 4 ]
- The company said Lin Kechuang can now perform his duties normally and that production and operations are normal. [ 2 , 3 , 4 ]
- Sanan Optoelectronics trades under the stock code 600703.SH. [ 2 ]
- The company had disclosed on April 9, 2026 that Lin Kechuang was placed under detention and investigated by a supervisory authority. [ 3 ]
Confirmed by several sources
- A supervisory authority lifted the detention of Sanan Optoelectronics vice chairman and general manager Lin Kechuang. [ 1 , 2 , 3 , 4 ]
- The company received the notice lifting the detention on October 5, 2026. [ 2 , 3 , 4 ]
- The company said Lin Kechuang can perform his duties normally and that its production and operations are normal. [ 2 , 3 , 4 ]
Still unclear
- Which supervisory authority issued the notice, what the investigation concerned and whether it has concluded. The documents do not state the authority's identity, the subject of the investigation or its outcome.
- The earlier disclosure that Lin Kechuang was placed under detention and investigated on April 9, 2026. Only one document (36Kr) mentions the April 9 disclosure, and it attributes that detail to Yicai.
What local media are saying
Timeline, local time
- April 9, 2026: Sanan Optoelectronics discloses that Lin Kechuang was placed under detention and investigated by a supervisory authority. [ 3 ]
- October 5, 2026: the company receives the notice lifting the detention. [ 2 , 3 , 4 ]
- Yicai reports that Lin Kechuang's detention has been lifted and he can perform his duties normally. [ 1 ]
- CLS reports the announcement, including the October 5 notice and the statement that production and operations are normal. [ 2 ]
- 36Kr reports the lifting and adds the April 9 disclosure of the detention and investigation. [ 3 ]
- Jiemian reports the lifting of the detention and Lin Kechuang's return to duties. [ 4 ]