Legend of Phoenix is a Manga/Manhwa/Manhua in english language, Action series, english chapters have been translated and you can read them here. You are reading chapters on www.mgeko.nl fastest updating comic site. The Summary is

In an accident, an indifferent genius 10 year old boy falls along side a comet into a dreamland. There, he lives with the dwarves who inhabit the planet, using his talent and power to practice and grow his skills. Not only does he master the unparalleled smelting and forging techniques of the dwarves, but he develops a new form of martial arts as well. Just as he settles down and seems to be living a peaceful life, the cruel desires of others appear…