1). maximum time for reflow cycle, 2 times.
2). reflow profile, do they need the profile for their process use? If yes, it’s mainly depends on customer’s PCBA thickness and solder paste brand/type. They can follow solder paste brand/type recommend parameter to tune their profile.
Usually, module supplier provide reflow profile to solder as follows.
Reflow profile should includes;
Peak Temp, Reflow time, Max slope,Soak time and cooling down time.