The invention relates to a high-strength PC optical cable connect, which comprises the following components, by weight part, 50-75 parts of modified polycarbonate, 45-60 parts of polyvinyl chloride, 30-50 parts of modified carbon fibers, 1-3 parts of a lubricant, 1-2 parts of a nucleating agent, 5-7 parts of benzoyl peroxide, 4-6 parts of pentaerythrityl tetrastearate, 20-35 parts of calcium carbonate powder, 1-3 parts of an antioxidant, 6-10 parts of an ultraviolet screening agent, 3-7 parts of modified graphene, 1-3 parts of nanometer silicon carbide and 5-10 parts of nanometer chromium carbide. The high-strength PC optical cable connect is flame-retardant, waterproof and shockproof, is high in strength, and is good in toughness, ultraviolet resistance, aging resistance and weathering resistance.