よろしくお付き合いください
Meanings
1
please treat me well; I look forward to working with you; please remember me
A polite set phrase used when starting a new relationship, such as at work, in a new group, or when asking for future cooperation. It can also be used when parting to ask someone to keep in touch. The exact nuance depends on context: it can mean 'please be kind to me', 'I'm counting on you', or 'let's get along well'.
I'll be working in this department starting today. I look forward to working with you.
To everyone on the new project team, I look forward to working with you.