1. Recommended by friends and relatives: You can ask friends and relatives around you about the parenting sister-in-law they hired and listen to their word of mouth and evaluation, so as to choose a more cost-effective parenting sister-in-law.

2. Online platform search: You can search Jinan parenting sister-in-law on major recruitment websites, parenting forums, social media and other platforms, check her resume, service price and customer evaluation, and screen out suitable candidates.

3. Recommendation of housekeeping company: You can consult the local housekeeping company, they will recommend the appropriate parenting sister-in-law for you according to your needs, and will also check their services to ensure the quality of parenting sister-in-law.

4. On-the-spot investigation: When choosing a parenting sister-in-law, you can make an appointment for an interview, learn about her experience, education and work experience, observe her words and deeds, and judge whether she is suitable for your family's needs.

5. Asking about training and certificates: Find out whether the elder sister-in-law has received professional parenting training and whether she has relevant certificates, such as practicing certificate of infant nurse and certificate of prolactin. These certificates can ensure that she has a certain professional quality.

6. Compare prices and services: After determining several favorite parenting sisters, you can compare their prices and service contents and choose a parenting sister with higher price. At the same time, we should pay attention to signing contracts, clarify the service content, price and time limit, and protect our rights and interests.