Hebei Aolv Biotechnology Co., Ltd. Baoziao Green Fertilizer is a product of Hebei Aolv Biotechnology Co., Ltd. It is a fertilizer product. This product is carefully formulated by crop nutrition experts. It can supplement crop nutrients, is easy to absorb, improves crop quality, and increases production and income. Hebei Aolv Biotechnology Co., Ltd. was established on April 16, 2019. The legal representative is Du Fei. The company’s business scope includes: biotechnology development, technical consulting, technical services, and technology transfer; agricultural technology development, technical consulting, technical services, and technology transfer; bioorganic fertilizers, microbial fertilizers, compound fertilizers, and large amounts of elements. Fertilizer etc.