Multiple finetuning

[lym0302]

When I finish finetuning, I get a directory with many model-related files. How can I use this finetune result to finetune new data next time? How should I modify the configuration parameters? Please help. Thank you very much.
like:
added_tokens.json generation_config.json model-00002-of-00004.safetensors model.safetensors.index.json tokenizer.json training_args.bin
checkpoint-108 merges.txt model-00003-of-00004.safetensors runs tokenizer_config.json vocab.json
config.json model-00001-of-00004.safetensors model-00004-of-00004.safetensors special_tokens_map.json trainer_state.json