Yɛyɛ nea wonim yɛn yiye-sɛ yɛyɛ ptfe lined pipes ayɛfo ne wɔn a wɔde ma a wotumi de ho to so sen biara wɔ China no mu biako. Yɛsrɛ sɛ ntwentwɛn wo nan ase sɛ wobɛtɔn ptfe lined pipes a ɛkorɔn a wɔtɔn wɔ ha fi yɛn adwumayɛbea hɔ. Ɔsom pa ne bo a ɛfata wɔ hɔ.

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