Looking for helper in Tai Hang/Causeway Bay

Hi, we are a family of 4 (2 adults, 2 kids) looking for a helper. Our family background is as follows. Sir goes to work during the day and madam has part-time job. The girl is 7 years old and the boy is 5. Both go to school full time. Our apartment is 1600 sqft and helper has separate room. Our location is in Tai hang /CWB. We have 1 car and no pets. Our main requirements for the helper are as follows: cleaning the house, washing and drying clothes, cooking, marketing and taking care of children. If you’re interested, please provide available times for interview and reference letter if any.