You can take the TGV to Macon (30 min) and from there a taxi. The closest winery is just 2 km from the TGV station, and to the village Julienas, one of the best villages in Beaujolais, it is 10 km.
What about this one? https://en.chateaudejulienas.com
Sounds great ! Thank you I’ll look into that !