传统玻璃纤维及其制品
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长海股份：公司核心业务是生产和销售传统的玻璃纤维及其制品
Zheng Quan Ri Bao· 2025-12-11 13:36
Group 1 - The core business of the company is the production and sale of traditional fiberglass and its products, and it does not involve ultrafine fiberglass products [2]
长海股份(300196.SZ)：不涉及超细玻璃纤维产品
Ge Long Hui· 2025-12-11 08:24
Group 1 - The core business of the company is the production and sale of traditional fiberglass and its products, and it does not involve ultrafine fiberglass products [1]