【New product dynamics】Weichai Lovol 2BMXE series heavy-duty no-tillage precision seeder 【New product dynamics】Weichai Lovol 2BMXE series heavy-duty no-tillage precision seeder 【New product dynamics】Weichai Lovol 2BMXE series heavy-duty no-tillage precision seeder 【New product dynamics】Weichai Lovol 2BMXE series heavy-duty no-tillage precision seeder