The external walls of high-rise includes cleaning engineering: High-rise building outer wall ...

One, the daily care: 1, retroflexion ground mat, shake off the sand, through bottom ground ma...

1 service object Enterprises and institutions, commercial space, ground floor, family residen...

1 service object Enterprises and institutions, commercial space, outdoor landscape stone ...

1, brush glass (inside and outside) Use glass is blown, wipe the water, bubble free glass of ...

1, service object: Enterprises and institutions, large factories, office buildings and so ...