But the policy still had an impact on smelters in china .

但上述政策仍对中国的铝冶炼厂家产生了影响。

Government officials ordered the children treated , families relocated and the smelters cleaned up .

政府安排了儿童的救治，进行了迁移并清理了冶炼厂。

The government has taken measures including targeting some lead smelters for closure , but the problem remains acute .

政府采取了多项措施，其中包括关闭一些铅冶炼厂，但问题依然严重。

Production efficiency of aluminum smelters is another key problem .

炼铝厂的生产效率是另一关键问题。

On his way , he points out several rudimentary smelters .

在路上，他指出了几处还没有开工的熔炉。