N'ọnwa Mee, ndị injinia Grace bịara n'osimiri Naịl mara mma ka ha mebie ma mee ahịrị mmepụta ọkpọkọ PVC abụọ 315-630mm. The mmepụta akara mejupụtara counter-na-atụgharị ewepụghị ejima-ịghasa extruder, a agụụ igbe, a ịgba igbe, a traktọ, a ọnwụ igwe, na a flaring igwe; unit ahụ nwere ntụkwasị obi p ...
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