Published contact addresses: 145 Dang Hoi Xuan and 88 Ly Thai Tong, Da Nang. Main phone: 0787 577 521; additional contacts: 0978 747 754 and 0773 051 175. Arrange a visit or call-out directly with the provider.
The stated process is enquiry, on-site assessment and quote, work after agreement, then acceptance and payment. Provide the address and fault details; ask about inspection or travel charges, materials, labour, completion timing and written warranty terms before accepting the estimate.