Please kindly be noted that the delivery of your order will be made separately in due course because our production capacity is limited.
Please kindly be noted that our production capacity is so limited that the delivery of your order will be made separately in due course.
ビジネス文書のように表現してみました。
Please kindly be noted that the delivery of your order will be made separately in due course because our production capacity is limited.
次は上の文をso~that~構文で言い換えています。
Please kindly be noted that our production capacity is so limited that the delivery of your order will be made separately in due course.
日本 
