Our History

Longlink Biological Technology Co.,Ltd. has been committed to provide the wholesaled and retailed hair beauty product with excellent and best quality and competitive price to the international market, as we got 20 years experience in hair beauty industry.

Our brand

Our own brand, Sologn, established in Guangzhou city in May 2016. Sologn hair beauty brand focus on improving men’s lifestyle and women’s shape.

Service Marketing

A good and perfect service is a way to build trust and reflect the value of the product. Every order will go through such a process

OEM Process

OEM and ODM are one of my service. Offering a private label hairdressing products with my best quality in small quantity is one of my advantages.


Good and stable products’ quality is the basis for trust and long-term business between customers and us. We want to be the best beauty products wholesale supplier.

Product Categories

Latest News


Shampoo Composi...

The shampoo is generally prepared by using a mixed salt of triethanolamine and ammonium hydroxide of fatty acid fatty acid.



Clean the hair with clean water and cleansing materials, while using the fingertips to massage the scalp, it can promote blood circulation, but be careful not to scratch the scalp with nail files, which can easily hurt the scalp.