Since late 2025, the price of G. The original procurement price ceiling was reportedly below the actual production cost, making it economically unfeasible for cable manufacturers to submit bids. 652D optical fiber prices are rising in 2025–2026, how FTTH cable budgets are affected, and what procurement teams in Europe, Latin America, Africa and the Middle East can do to manage risk. The causes are structural, they are not going away quickly, and understanding what is. At GL FIBER, with 22 years of experience as a leading Chinese source factory for single-mode optical fiber, we are operating at maximum capacity—producing 2,000 KM of G657A2 fiber daily—yet demand continues to outstrip supply. This article analyzes the current market dynamics, provides data-driven. Over the past few months, the global market for G. D optical fiber has undergone a rapid shift.