i. Please offer us the module design file for the first assessment
ii. For the requirements on the component parts, please provide us as detail as possible the description in words and schematic diagrams at the same time for quick understanding 
iii. We will send you the 3D printing sample module for checking and then modify it according to your feedback. New sample may be resent if needed or required
iv. After getting your final confirmation for the sample module, we will formally open the module and re-checking the structure when assembling with the camera or recorder main board and the accordingly components and accessories
v. The formal module confirmed from your side then will be used for your order only
vi. The lead time for opening private module is from one month to three months which is decided by the complication level of the module design and the communicating efficiency between us
vii. The minimum order quantity and module opening fees are required
viii. All the information related to the private module is confidential and not allowed to use without your permission