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In modern infrastructure works — whether tunnelling, foundation stabilization or underground utility installations — the selection and correct deployment of a grouting pipe system (also called injection pipe, pre-injection pipe, grouting anchor pipe, perforated grouting pipe, stee…




加码专项债与超长期特别国债 (Special-Purpose Bonds and Ultra-Long-Term Special Treasury Bonds Boost):In 2025, the Ministry of Finance pre-allocated the 2026 local government debt quota and arranged 500 billion yuan from the remaining quota to support infrastructure. Projects such as…

Technical Support:Sonic Logging Pipe[Sonic Logging Pipe]|统计代码放置