Professional hairdressing & cosmetics OEM/ODM, especially in hairdye manufacture.


Liya is an open and inclusive brand, which is committed to the R&D of hairdressing and cosmetics products since 1997. Liya always takes "novelty, safety and profession" as our brand concept. We continue to create unique products on the basic of product competitiveness. Meanwhile, we adhere to honesty, always put the interests of customers first, customer satisfaction is our greatest motivation.




 Product tested, safe and non-toxic;

  Professional and precision instruments, guaranteed quality;

  Nearly 8000sqm workshop and over 160 skilled workers;

  Keep the long-term business relationship with more than 300 companies and factories;

  Customer first, our team is available to serve you 24 hours a day, 7 days a week;

  Quality approval: ISO 900, GMPC, FDA, HAHAL, etc...


Vivian Huang
Chairman of LIYA(Guangzhou) Biotechnology Co., Ltd


Liya Biotechnology Co., Ltd. is a company specializing in the research and manufacture of hairdye and cosmetics products. It is a new company hatched by Mengchen International.

Mengchen International was founded in 1997. In the early days of the rise of “OEM” in China, it was trusted by customers with its professional technology and quality products. With the increase of brand awareness, our business scope covers more than 200 countries and regions around the world. There are also many sub-brands under the company of Mengchen International, which are currently very competitive in the market.

As a company that integrates R&D and production, Liya provides OEM and ODM services. We hope to serve the Beauty and Hair Salon products distributors all over the world with better products!


Let us take your product from idea to reality


We adhere to honesty, always put the interests of customers first, customer satisfaction is our greatest motivation.

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A friendly reminder! Dear Customers, On the occasion of the 70th anniversary of China, we will have a holiday of eight days. Holiday time: September 30th to October 7th, 2019. Normal work on the 8th. During the holiday,If urgent, please contact WhatsApp or call: +8613430390663 (We will reply to you for the first time. ) Thank you for your understanding and cooperation! Best Regards, Liya Biotechnology Co., Ltd.