{
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  "dek": "Several Chinese AR optical waveguide makers are crossing the million-unit capacity threshold in 2026, with Greatar-Tech at one million SRG units and Nika Optical opening an automated VHG line. The PVG AR line from Parallel Vision is the smallest in volume but the most differentiated in tech.",
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      "title": "China's AR Optical Waveguide Industry Enters Its Mass-Production Year — Greatar-Tech and PVG AR Lead the New Tech Routes",
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