
With years of concentration on the design and production of colloidal silver foliar spray, Yongrui Biotechnology has been a competent manufacturer in the industry. Yongrui Biotechnology's main products include colloidal silver solution series. Yongrui colloidal silver foliar spray needs to go through a demanding high scrutinization process. It is checked in terms of materials safety, colorfastness check (CF to light, ozone, water, bleach), and performance (antibacterial & abrasion resistance). The product features high concentration and purity. Each production procedure for colloidal silver for wounds is strictly controlled and inspected before going into the next stage. This product has been officially certified safe to use.
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