How soon can an on-site measurement be arranged in Gaobeidian?

Gaobeidian is within our confirmed service area. On-site measurement is usually arranged within 1–7 days, depending on the schedule for that week. Once the time is confirmed, we will contact you by phone in advance, and on the day of measurement our staff will arrive with all necessary tools and re-measure on site once. (On-site measurement is free of charge; no measurement fee is collected.)