We have metallurgy research institution as well, at least we have some human resources and equipment to do the R&D. It will likely become a long road of course
Lebih mudahlah reverse engineering Adour dari pada yg punya USA, untuk tahap awal. Enggak berat diongkos karena pesawat juga udah pada tua dan sempat diover haul di Indonesia juga. Kalau reverse engineer yg punya USA pasti kagak bakal bilang bilang kayak gini he he
This is the design that is presented about 1 and half year ago and you can see they have tested many submarine designs in that BPPT hidrodinamika facility by seeing on those yellow models
It is the media which is just making story, it is normal for Mindef to look around on possible acquisition or just for study for indigenous design. The one that is quite certain is for 2 Iver acquisition and the budget has already been approved.
Just an example, Budi Luhur University Electric Bike prototype
https://www.idxchannel.com/economics/libatkan-pebalap-muda-motor-listrik-ri-uji-coba-di-sentul
I think they are just designing at the moment, the component can comes from local or foreign suppliers. I believe they just need to build assembling factory at the start where component will be supplied by other company like Bakrie/Astra autoparts/Wika Manufacture/or Japanese-Indonesian parts...