LuTan-1 (LT-1) is a constellation with two full-polarization L-band radar satellites designed by China. and the first satellite was scheduled to be launched in December 2021 and the second one in January 2022. The LT-1 will be operated for deformation monitoring in repeat-pass mode. and for DEM generation in bistatic mode. https://allfixelectricales.shop/product-category/panel-screw-cover/