国林科技：新疆凯涟捷石化有限公司经营范围为顺丁烯二酸酐（顺酐）及液化气的生产和销售

Group 1 - The core viewpoint of the article is that Guolin Technology (300786) has confirmed its business operations related to the production and sales of maleic anhydride and liquefied gas through an investor inquiry on November 10 [1] Group 2 - Guolin Technology's business scope includes the production and sales of maleic anhydride and liquefied gas [1]