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About Great Yo

Great Yo was founded in 1988.  The company was named 'GREAT YO', by Jung-Shan Hsieh and his wife. Our contemporary and affordable products can be found in more than 30 brands around the world.


GREAT YO is one of the fastest-growing companies with offering high quality control to its process of manufacturing and has achieved remarkable recognition over the past few of years. For the most part of GREAT in the first 20 years is OEM (Original Equipment Manufacturing). In 2007, we transformed OEM to ODM (Original Design Manufacturing). We are zealous to upgrade our competitiveness.


In 1991, Great Yo Co. Ltd. passed the certification of Disney standard. And we have been passing through the STR, SGS, BV, ITS, SEDEX, and BSCI. And also the Quality Control System of sunglasses producing process was established.

>> Quality assurance which based on Customer-Oriented.

>> Specialized production team of RD,QC/QA

>> Accurate customer service system.



Company cretificated by




ISO9001, ISO14001


EN ISO 12312-1:2013 | ANSI Z80.3 | AS/NZS 1067

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