上海建工:公司黄金业务收入占公司营业收入比例较低,历年均不超过营业收入0.5%
Group 1 - The company's gold business revenue accounts for a very low proportion of total operating revenue, not exceeding 0.5% in previous years, indicating minimal impact on overall operations [1] - The mining project has a long extraction period, with significant uncertainties regarding mineral product grades and annual extraction volumes [1] - There are also instability factors related to the overseas environment and policies that could affect the gold business [1]