(）The present invention relates to a profile of the structure, it also relates to a method for surface treatment. The profile surface has opened a process tank. The process to be done in the profile groove is surface-treated in two colors boundary of the two colors. An aluminum conducted using the Aluminum surface treatment processing, processing of color boundaries clear and beautiful products for the processing methods: First do the entire aluminum anode handling qualities, then aluminum surface () need to keep the true nature of aluminum masking adhesive part live side glue stick in the process tank, then a secondary anode black or painted black, handling plastic shelter after completion tear that is presented in black and silver color boundaries clear, structured aesthetic effect.
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