DOON is a structured OEM eyewear manufacturing partner based in Shenzhen, China, supporting premium eyewear brands through engineering review, custom sample development, approved design production, quality control, and long-term project communication.
Founded in 2016, DOON works across acetate, titanium, stainless steel, metal-acetate combination frames, natural horn, and selected specialty craft details. For selected premium projects, ANNEAL Japan can support Japan-side refinement review, final judgment, marking, packaging preparation, and shipment coordination where applicable.

DOON is a structured OEM eyewear manufacturing partner based in Shenzhen, China, supporting premium eyewear brands through engineering review, custom sample development, approved design production, quality control, and long-term project communication.
Founded in 2016, DOON works across acetate, titanium, stainless steel, metal-acetate combination frames, natural horn, and selected specialty craft details. For selected premium projects, ANNEAL Japan can support Japan-side refinement review, final judgment, marking, packaging preparation, and shipment coordination where applicable.