stack mechanical design,stack assembly mechanical and performance integration,solving stack quality issues(sealing,cell voltage homogeneity,stack insulation and so on),stack EOL test report writing,stack user manual writing and updating,stack assembly guidelines writing,stack interface and integration guideline writing,participating in deciding stack A sample and B sample overall design scheme ,stack manifold design(performance set,3D model,2D drawing)

vehicle platform,BIW(disassembly the benchmarking vehicle，reverse modeling of floor,engine room,side wall and enclosures,making changes based on the requirement of product plan),vehicle layout(make sure the components layout is under the requirement of national standard and enterprise standard , clearance check,collision check and so on),fuel cell system integration(from PID to BOM，then 3D integration model，based on the test result modify the 3D model),BPP design(from customer requirements to sketch, then 3D model,2D drawing and carbon plate validation,participate in metal plate forming/coating/welding supplier selection，patent application),stack packaging(from customer boundary and performance requirement to bom and 3D model)