Huaaixin adheres to the professional, dedicated, concentrative concept of development, over the years only do the research and production of plate heat exchanger.

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The companies under Ritwel:

Beijing Huaaixin Energy—saving Equipment Co.,Ltd.

Zhuozhou Retwell Mechanical Equipment Co.,Ltd.

RITWEL(TIANJIN)IMPORT AND EXPORT CO.,LTD.

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秦皇岛Working principle of plate heat exchanger

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