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ZRJ’s 4S service system comprises Service In Time (prompt response), Solution On Demand (customized solutions), Supervision Strictly (strict supervision), and Service Upgrade (service enhancement). Leveraging this, we’ve built a full-service chain from pre-sales consultation to post-implementation maintenance. Backed by a sound service process and standardized team, our multi-channel online portals listen to customer needs, deliver satisfactory service, and guarantee clients fast, professional, and caring experiences.