It is said that Lian Hairui was the first person in Hsinchu to invent tribute balls. Although he later transferred it to others, he still used the "Hai Rui" sign.
It is said that Lian Hairui was the first person to invent Hsinchu as a Gong Maru, although later transferred to others, but still used the "Hai Rui" sign.
It is said that Lian Hai Rui was the first person to invent gongwan in Hsinchu. Although he later transferred it to others, he still used the brand of "Hai Rui".