What information is needed for a free quote, and how fast is it?

Just basic equipment details: brand and model, quantity, region and expected service level - the more detail, the more accurate the quote. Submit via the website inquiry form, phone or WeCom. ZhongLianDa promises a preliminary quote within 2 hours (1 business day for complex projects). The proposal covers service scope, response SLA, coverage and a full cost breakdown with no hidden terms, and free revisions until you are satisfied.