1. Daxing West Road, Longhua District, Haikou City belongs to Hainan Shenghai Aquatic Seedlings Co., Ltd., which is mainly engaged in the wholesale sales of grass seeds and is a medium-sized grass seed wholesale market.
2. Yusha Road, Longhua District, Haikou City belongs to Haikou Longhua Qingxin Seed Firm, which specializes in grass seed wholesale and is a large-scale grass seed wholesale market.