产品问题汇总FAQ & buying guide
怎么选型、参数怎么看、能不能贴牌、多久能发货——19 个问题一次说清。没找到答案，直接加 WhatsApp 问我们。 How to choose, what the specs mean, OEM options and lead times — 19 answers. Can’t find yours? Message us on WhatsApp.
还有别的问题？Still have a question?
把型号和问题写给我们，业务一对一答复；也可以直接视频看厂、看库存、抽检实物。 Send us the model and your question — one-to-one reply. Video factory tours and sample checks are available.