Chinese family looking for helper with baby caring experience

We are a family with 2 adults, 2 girls ( 3 years old and 3 months) and 2 cats (No need to care them). We are living in Hang Hau. Main duties taking care of children, house cleaning, wash dishes and bottles, laundry. Rarely need to cook for adult meals and no marketing [lunch/ dinner at my parent place next door]