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 Declaration on the Non-Use of Conflict Minerals 2025-3-6 13:42:54 
     MatsubayashiOptics(Guangzhou)Co.,Ltd.,MatsubayashiOptronics(Hubei)Co.,Ltd.,andSOLARICHOPTRONICSCO.,LTD,collectivelyreferredtoas"SonglinGroup",herebydeclare: DuetothedesignationoftheDemocraticRepublicoftheCongo(DRC)anditsneighboringcountries(e.g.,RepublicoftheCongo,SouthSudan,Uganda...
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No. Title Addtime
1 Declaration on the Non-Use of Conflict Minerals 2025-03-06
2 MATSUBAYASHI request the pleasure of you at CIOE 2024 2024-09-04
3 MATSUBAYASHI request the pleasure of you at CIOE 2023 2023-08-25
4 MATSUBAYASHI request the pleasure of you at CIOE 2021 2021-09-04
5 We participated in the 22nd CIOE2020 in shenzhen on September 9th to11th. 2020-09-15
6 MATSUBAYASHI is participate in the 22nd China International optoelectronic exposition which is held on 9th-11th Septembe.. 2020-09-10
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