weiji cross-border export manufacturer 25ml foreign trade bag one wash and dye black instant dye for hair plant ammonia-free hair dye dye cream

The company has 10 years of experience in research and development, as well as production of one-step black dye, one-step color dye, and dyeing agents. It is a genuine origin manufacturer, and the factory covers an area of 800m².²A production and processing base where products are mainly sold to regions such as Southeast Asia, Australia, the Middle East, Europe and America, as well as South America. The factory is equipped with a professional research laboratory, automated production workshops, and a sterile filling workshop.

 Note:1. Before filling, all products are tested for color by using hair dye, so there will be no phenomenon of non-purity or lack of coloring. If the coloring is uneven or the coloring effect is poor, please verify whether the operation method is correct, and follow the correct usage procedure.

2. Hair that has been dyed black cannot be colored with any other colors. If you want to dye your hair in a color, you need to perform a fading process. Hair that has already been dyed a color can be dyed black.

3. The coloring duration is more than 45 minutes; the specific time and amount depend on individual hair texture, density, and length.

4. A skin allergy test must be conducted upon first use: After squeezing the paste and mixing it evenly, apply it behind the ear. It can be used only if no adverse reactions occur after 24 hours.

5. Company brand products can be shipped in bulk, while individual orders incur a shipping fee of 6 yuan for all regions except remote areas. The delivery service is provided by Yuantong Express.

6. All shipping costs for wholesale goods are borne by the customer.

7. Currently, the colors available for domestic sales are black and brown; for foreign trade processing, any color is acceptable.
   

8. Those with large quantities may negotiate prices.