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Committed to becoming the most professional and authoritative testing institution both domestically and internationally, Liyanzhuang helps its clients create timeless and exquisite beauty products and bestsellers. It has introduced multiple international high-precision and specialized testing devices. From raw material research and development, packaging material sampling to efficacy testing, Liyanzhuang strictly controls quality, truly ensuring that there is evidence to rely on and evidence to verify.

Guaranteed by Guangqing Testing Institute

Invest 60 million yuan to establish the Guangqing Zhongda Testing Research Institute, equipped with world-class testing and research and development talents and equipment, and strictly control the quality from raw material research and development to efficacy testing.

The efficacy testing process is rigorous

The efficacy testing items are rich and diverse, covering multiple tests such as whitening and freckle removal, hair loss prevention, and acne removal. Through a scientific and rigorous process, the efficacy of the products is ensured.

Closed-loop capability from R&D to production

From raw material research and development, exclusive formula development to processing and production, a complete closed loop is formed to ensure the efficient transformation of products from R&D concepts to market finished products.