1. Domestic large-scale sodium hydrosulfide production enterprise, jointly developed industrial sodium hydrosulfide national standard (GB/T23937-2020).

2. Provide high-end product indicator customization, technical solutions, and other diversified services.

Widely used in the preparation of fine chemicals such as mineral dressing agents, dyestuff intermediates, plastic antioxidants, and pharmaceutical and pesticide intermediates. High-end customized products can be used as the main raw material for high-performance pps.