烽火通信(600498.SH)：空芯光纤目前整体处于试点验证阶段

Core Viewpoint - The company has developed a four-tube nested hollow-core optical fiber that combines high mechanical strength and bend resistance, suitable for complex deployment environments [1] Group 1 - The hollow-core optical fiber is currently in the pilot verification stage [1] - The company is actively promoting pilot projects on the customer side [1]