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Yulian activity smoke barrier wall rescue can be remotely controlled to recover strength factory after completion

Yulian fixed smoke barrier wall can be customized, directly anchored, maintained, less thickened, wear-resistant, fire safety acceptance, national construction

Yulian customized electric smoke barrier with linkage with fire protection system for automatic descent and nationwide distribution

Yulian's mass-produced electric smoke barrier can maintain integrity at high temperatures for 30 minutes, with nationwide distribution

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