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12 years electric bike manufacturers Shuangye is a professional electric bike manufacturers engaged in the research, development, production, sale and service, we are committed to manufacturing electric bike, electric bike lithium battery, зарядное устройство, electric bike kits and electric bike controller. Shuangye electric bike manufacturers have professional technical and production design people, с передовой производственной линией, мастерская точной обработки, сборочный цех и улучшенное испытательное оборудование для электровелосипедов, provide reliable quality guarantee and thoughtful service to customers. OEM and ODM orders are supported in Shuangye company. Customers inquiries will be replied within 24 часы, Shuangye Purse предлагает партнерам надежное качество, competitive…
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