CHW is one home brand with its flagship product, namely wood screws. CHW was originally developed after the first SIP products on the market is considered very successful thrown master wood screws market, because the market demand continues to soar so made CHW as Backup and companion to his brother who first famous. CHW thrown into the market in 2005, in that year sales outlook wood screws so incredible, so sales can be very successful CHW until now.

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