multiple linked separated file

hello@experts,,,,

i have query in part module,,

i wanna link more than one or multiple part links with separate file ,,,than is there any option or provision for there,,,

actually my application like that,,, i have multiple parts in assembly,,but its design i  drawn for common in sketch,,,so i wanna link design with each other,,then is there any option for that

Note : i do not wanna use expressions for that

Thanks in advance

appriciate for help