Ua hoʻokumu ʻia ʻo Huansheng Machine-Processed Factory i ka makahiki 2010, ka mea e hana nui i nā pūnāwai mīkini kūʻai, nā pūnāwai ʻohi, nā pūnāwai rake mauʻu, nā pūnāwai kaomi, nā pūnāwai hoʻopaʻapaʻa, nā pūnāwai torque a me nā ʻano punawai kūikawā like ʻole.