Chinese Canadian Family of 4 with 1 Dog Discovery Bay HK

Canadian Asian family of 4.  Kids 5, and 6 (one boy one girl) we have a golden retriever (1.5 years old).  Wife speaks only Chinese mainly, Husband is Chinese Canadian.  1 Elderly Grandma will be staying over 1/2 of the time each year. Separate living quarters, job focus is housekeeping, dog walking, grocery.  Cooking (occasionally) duty shared with Wife.   Can start asap in Discover Bay, separate room can be arranged in Unit (3+1 bedroom with 3 independent WC), or live outside with extra budget.  Fluent in Mandarin and English speaking is a must.  High end of the Salary range would be toward those who can also supervise or work with the kids 5, and 6, on elementary schoolwork.