who can help me find out the mistakes in grammer?

who can help me find out the mistakes in grammer?
1,Could I get your opinions about our items If it can not satisfy you ,please do not hesitate to tell me ,our main charge is fashion items .
we have worldwide buyer now ,so we have various articles ,if you need to see another kind of fashion items ,please give me a reply ,I will send to you for reference .
2,I am sorry for bothering you in this time as I know you are very busy .Because I do want to know your opinions about our items & want to give you our best service .We have more fashion items ,so could I send to you for your refer first
3,We are charging of various ,our designers will finish new designs for autumn & winter in this week ,could I send to your client for your reference first
Some of our items are sold well in other countries ,It is in special design .when we put it into market ,the inquires are pouring in ,would you like to have a view
I studied your company ,we have many similar articles as your website ,but it is also diffierent ,Could I send these similar items to you
Could you inform me your account number so that we can send to you samples for checking quality
We have stable distribution channels ,and our business is open and progressive ,I think that is a new opportunity for us to contact with you .

1,Could I get your opinions about our items If it(改为they) can not satisfy you ,please do not hesitate to tell me ,our main charge is fashion items .
we have worldwide buyer(改为buyers) now ,so we have various articles ,if you need to see another kind of fashion items ,please give me a reply ,I will send (加上them)to you for(your) reference .
2,I am sorry for bothering you in (改为at）this time(改为moment) as I know you are very busy .Because I do want to know your opinions about our items & want to give you our best service .We have more fashion items ,so could I send (加上them)to you for your refer(改为referemce) first
3,We are charging of various ,our designers will finish new designs for(加上this) autumn & winter in(删除) this week ,could I send(加上them) to your client for your reference first
Some of our items are sold well in other countries ,It is in special design .when we put it into market ,the inquires are pouring in ,would you like to have a view
I studied your company ,we have many similar articles as your website (加上does),but it(改为they) is(改为are) also diffierent ,Could I send these similar items to you
Could you inform me(加上of) your account number so that we can send to(删除) you （加上some）samples for checking quality
We have stable distribution channels ,and our business is open and progressive ,I think that is a new opportunity for us to contact with you .