
For many years, Yongrui has maintained a distinction in the colloidal silver for plants segment. According to the material, Huangshan Yongrui Biotechnology Co., Ltd.'s products are divided into several categories, and colloidal silver products is one of them. Yongrui colloidal silver for animals is manufactured by adopting the following methods: injection molding, compression molding, and extrusion which require highly accurate single or multi-cavity molds. This product is awarded an invention patent. The product features the desired reliability. It is able to run at very high speed without any delays and work without any fatigue. Containing no chemical additives, it causes no pollution.
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